feat(autoware_ekf_localizer)!: porting from universe to core (#9978)

* feat: delete ekf_localizer files

Signed-off-by: Motsu-san <masahiro.sakamoto@tier4.jp>

* doc: Modify ekf_localizer directory links

Signed-off-by: Motsu-san <masahiro.sakamoto@tier4.jp>

* ci: remove ekf_localizer from the codecov target list

Signed-off-by: Motsu-san <masahiro.sakamoto@tier4.jp>

---------

Signed-off-by: Motsu-san <masahiro.sakamoto@tier4.jp>

Author: Motsu-san

codecov.yaml

@@ -122,7 +122,6 @@ component_management:
     - component_id: localization-tier-iv-maintained-packages
       name: Localization TIER IV Maintained Packages
       paths:
-        - localization/autoware_ekf_localizer/**
         - localization/autoware_gyro_odometer/**
         - localization/autoware_localization_error_monitor/**
         - localization/autoware_localization_util/**