docs(autoware_test_utils): fix invalid link

[kosuke55]

Description

fix invalid link

after fixing

• https://autowarefoundation.github.io/autoware.core/main/testing/autoware_planning_test_manager/
• https://github.com/autowarefoundation/autoware.core/blob/main/testing/autoware_planning_test_manager/src/autoware_planning_test_manager.cpp

Related links

Parent Issue:

• Link

How was this PR tested?

click links

Notes for reviewers

None.

Interface changes

None.

Effects on system behavior

None.

[github-actions]

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[github-actions]

Documentation URL: https://autowarefoundation.github.io/autoware.core/pr-229/
Modified URLs:

• https://autowarefoundation.github.io/autoware.core/pr-229/testing/autoware_test_utils/

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 3.35%. Comparing base (4cb18f5) to head (df5d6cf).
Report is 57 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #229       +/-   ##
==========================================
- Coverage   78.75%   3.35%   -75.41%     
==========================================
  Files          11      70       +59     
  Lines         193    8531     +8338     
  Branches       73    1185     +1112     
==========================================
+ Hits          152     286      +134     
- Misses         11    8069     +8058     
- Partials       30     176      +146     

Flag	Coverage Δ
differential	3.35% <ø> (?)
total	?

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