fix(clang-tidy): cppcoreguidelines-init-variables

[atsushi421]

Description

変数を必ず初期化しろという警告を修正。cert-err58-cppは既に解決されていたので、消しました。また、将来的にも抑制しそうだと気づいたものにはコメント書きました。（コメントの書き方これで正しいのかは分かっていないですが、とりあえず問題なさそうでした）

Related links

How was this PR tested?

ビルドのみ

Notes for reviewers

[github-actions]

------------------------------------------------------------------------------
                           GCC Code Coverage Report
Directory: .
------------------------------------------------------------------------------
File                                       Lines    Exec  Cover   Missing
------------------------------------------------------------------------------
build/agnocastlib/_deps/gmock-global-src/include/gmock-global/gmock-global.h
                                               4       4   100%   
src/agnocastlib/include/agnocast.hpp           2       2   100%   
src/agnocastlib/include/agnocast_executor.hpp
                                               1       0     0%   38
src/agnocastlib/include/agnocast_publisher.hpp
                                              24      19    79%   68-69,78-80
src/agnocastlib/include/agnocast_smart_pointer.hpp
                                              48      48   100%   
src/agnocastlib/include/agnocast_topic_info.hpp
                                              13      13   100%   
src/agnocastlib/src/agnocast.cpp              80      15    18%   22,24,27,30,32-34,36,39,42,44-49,53-54,57-61,65-66,70-73,76,79,81-84,87,90,92-93,95-96,101,103-105,108-111,114,117-122,124,137-138,149-150,153-155,160
src/agnocastlib/src/agnocast_component_container.cpp
                                               8       0     0%   5,7,9-10,12-13,15-16
src/agnocastlib/src/agnocast_component_container_mt.cpp
                                              27       0     0%   7,9,11-15,18,20-21,24-25,28-29,32-34,37-39,43-44,46-48,50-51
src/agnocastlib/src/agnocast_executor.cpp
                                              82       0     0%   10,12,14-16,18-20,24,26,29,31-32,35-39,42-45,47-48,52-53,55-58,61-62,67,73,75-79,82,86-87,90-91,94,96-100,103,109-114,117,121-123,125-128,131,134-136,139,141,144,148-149,152-155,158,161,163-164
src/agnocastlib/src/agnocast_multi_threaded_executor.cpp
                                              49       0     0%   9,13,15-16,18-19,24-25,28-32,35,37-40,43,47,50,52-54,57-59,63,65-66,70,73,76,78-79,81-82,86-87,90,95,99,102-103,106,113-115,118
src/agnocastlib/src/agnocast_publisher.cpp
                                              67       0     0%   5,7,10-15,19-20,27,32,34-39,43-49,54,59-65,68-69,71-74,76-79,81,85,89-90,96,101-109,112-113,116,119,122-126,129
src/agnocastlib/src/agnocast_single_threaded_executor.cpp
                                              18       0     0%   10-12,16,18-21,24,28-30,33,35-36,39-41
src/agnocastlib/src/agnocast_smart_pointer.cpp
                                              18       0     0%   5,8-15,19,22-29
src/agnocastlib/src/agnocast_subscription.cpp
                                              83       9    10%   10-12,14,17,21,24-26,28,30,32,35-38,40-44,46,49-50,52-56,59-62,64,66,69,72,77-79,81-87,90-91,98,103,105-108,111,114,118,120-123,125-129,131,133,136,140-141,143-144
src/agnocastlib/src/agnocast_topic_info.cpp
                                              16       0     0%   12,16-17,20-24,28-31,34-37
src/agnocastlib/src/agnocast_utils.cpp        23      21    91%   46,48
src/agnocastlib/test/test_agnocast_publisher.cpp
                                              41      41   100%   
src/agnocastlib/test/test_agnocast_smart_pointer.cpp
                                              99      99   100%   
src/agnocastlib/test/test_agnocast_subscription.cpp
                                              23      23   100%   
src/agnocastlib/test/test_agnocast_topic_info.cpp
                                              19      18    94%   31
src/agnocastlib/test/test_agnocast_utils.cpp
                                              32      32   100%   
------------------------------------------------------------------------------
TOTAL                                        777     344    44%
------------------------------------------------------------------------------

[Koichi98]

LGTM！

[github-actions]

------------------------------------------------------------------------------
                           GCC Code Coverage Report
Directory: .
------------------------------------------------------------------------------
File                                       Lines    Exec  Cover   Missing
------------------------------------------------------------------------------
build/agnocastlib/_deps/gmock-global-src/include/gmock-global/gmock-global.h
                                               4       4   100%   
src/agnocastlib/include/agnocast.hpp           2       2   100%   
src/agnocastlib/include/agnocast_executor.hpp
                                               1       0     0%   38
src/agnocastlib/include/agnocast_publisher.hpp
                                              24      19    79%   68-69,78-80
src/agnocastlib/include/agnocast_smart_pointer.hpp
                                              48      48   100%   
src/agnocastlib/include/agnocast_topic_info.hpp
                                              13      13   100%   
src/agnocastlib/src/agnocast.cpp              80      15    18%   22,24,27,30,32-34,36,39,42,44-49,53-54,57-61,65-66,70-73,76,79,81-84,87,90,92-93,95-96,101,103-105,108-111,114,117-122,124,137-138,149-150,153-155,160
src/agnocastlib/src/agnocast_component_container.cpp
                                               8       0     0%   5,7,9-10,12-13,15-16
src/agnocastlib/src/agnocast_component_container_mt.cpp
                                              27       0     0%   7,9,11-15,18,20-21,24-25,28-29,32-34,37-39,43-44,46-48,50-51
src/agnocastlib/src/agnocast_executor.cpp
                                              82       0     0%   10,12,14-16,18-20,24,26,29,31-32,35-39,42-45,47-48,52-53,55-58,61-62,67,73,75-79,82,86-87,90-91,94,96-100,103,109-114,117,121-123,125-128,131,134-136,139,141,144,148-149,152-155,158,161,163-164
src/agnocastlib/src/agnocast_multi_threaded_executor.cpp
                                              49       0     0%   9,13,15-16,18-19,24-25,28-32,35,37-40,43,47,50,52-54,57-59,63,65-66,70,73,76,78-79,81-82,86-87,90,95,99,102-103,106,113-115,118
src/agnocastlib/src/agnocast_publisher.cpp
                                              67       0     0%   5,7,10-15,19-20,27,32,34-39,43-49,54,59-65,68-69,71-74,76-79,81,85,89-90,96,101-109,112-113,116,119,122-126,129
src/agnocastlib/src/agnocast_single_threaded_executor.cpp
                                              18       0     0%   10-12,16,18-21,24,28-30,33,35-36,39-41
src/agnocastlib/src/agnocast_smart_pointer.cpp
                                              18       0     0%   5,8-15,19,22-29
src/agnocastlib/src/agnocast_subscription.cpp
                                              83       9    10%   10-12,14,17,21,24-26,28,30,32,35-38,40-44,46,49-50,52-56,59-62,64,66,69,72,77-79,81-87,90-91,98,103,105-108,111,114,118,120-123,125-129,131,133,136,140-141,143-144
src/agnocastlib/src/agnocast_topic_info.cpp
                                              16       0     0%   12,16-17,20-24,28-31,34-37
src/agnocastlib/src/agnocast_utils.cpp        23      21    91%   46,48
src/agnocastlib/test/test_agnocast_publisher.cpp
                                              41      41   100%   
src/agnocastlib/test/test_agnocast_smart_pointer.cpp
                                              99      99   100%   
src/agnocastlib/test/test_agnocast_subscription.cpp
                                              23      23   100%   
src/agnocastlib/test/test_agnocast_topic_info.cpp
                                              19      18    94%   31
src/agnocastlib/test/test_agnocast_utils.cpp
                                              32      32   100%   
------------------------------------------------------------------------------
TOTAL                                        777     344    44%
------------------------------------------------------------------------------