ci: enable doxygen check on noble

[scpeters]

🦟 Bug fix

Part of gazebo-tooling/release-tools#1222

Summary

Other packages have doxygen checking enabled, so try it here too

Checklist

• Signed all commits for DCO
• Added tests
• Updated documentation (as needed)
• Updated migration guide (as needed)
• Consider updating Python bindings (if the library has them)
• codecheck passed (See contributing)
• All tests passed (See test coverage)
• While waiting for a review on your PR, please help review another open pull request to support the maintainers

Note to maintainers: Remember to use Squash-Merge and edit the commit message to match the pull request summary while retaining Signed-off-by messages.

[scpeters]

this currently has the following doxygen complaints to be fixed:

warning: source '/github/workspace/build/libgz-physics-bullet-featherstone-plugin.so' is not a readable file or directory... skipping.
  warning: source '/github/workspace/build/libgz-physics-dartsim-plugin.so' is not a readable file or directory... skipping.
  warning: source '/github/workspace/build/libgz-physics-bullet-plugin.so' is not a readable file or directory... skipping.
  warning: source '/github/workspace/build/libgz-physics-tpe-plugin.so' is not a readable file or directory... skipping.
  warning: source '/github/workspace/build/libgz-physics-bullet-featherstone-plugin.so' is not a readable file or directory... skipping.
  warning: source '/github/workspace/build/libgz-physics-dartsim-plugin.so' is not a readable file or directory... skipping.
  warning: source '/github/workspace/build/libgz-physics-bullet-plugin.so' is not a readable file or directory... skipping.
  warning: source '/github/workspace/build/libgz-physics-tpe-plugin.so' is not a readable file or directory... skipping.
  /github/workspace/include/gz/physics/BoxShape.hh:55: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/CapsuleShape.hh:61: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/ConeShape.hh:63: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/CylinderShape.hh:61: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/EllipsoidShape.hh:55: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/FixedJoint.hh:63: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/FreeGroup.hh:102: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/FreeJoint.hh:56: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/PlaneShape.hh:71: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/PrismaticJoint.hh:63: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/RevoluteJoint.hh:68: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/include/gz/physics/SphereShape.hh:54: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/heightmap/include/gz/physics/heightmap/HeightmapShape.hh:60: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/mesh/include/gz/physics/mesh/MeshShape.hh:67: warning: Found ';' while parsing initializer list! (doxygen could be confused by a macro call without semicolon)
  /github/workspace/tutorials/01_intro.md:23: warning: image file img/gz-libraries.png is not found in IMAGE_PATH: assuming external image.
  /github/workspace/tutorials/02_installation.md:220: warning: unable to resolve reference to 'source-install' for \ref command
  /github/workspace/tutorials/06-physics-simulation-concepts.md:79: warning: image file img/diff_drive_link.gif is not found in IMAGE_PATH: assuming external image.
  /github/workspace/tutorials/06-physics-simulation-concepts.md:92: warning: image file img/diff_drive_collision.gif is not found in IMAGE_PATH: assuming external image.
  /github/workspace/tutorials/06-physics-simulation-concepts.md:129: warning: image file img/lift_drag_torque.gif is not found in IMAGE_PATH: assuming external image.
  /github/workspace/tutorials/06-physics-simulation-concepts.md:156: warning: image file img/buoyancy.gif is not found in IMAGE_PATH: assuming external image.
  /github/workspace/tutorials/06-physics-simulation-concepts.md:183: warning: image file img/pendulum.gif is not found in IMAGE_PATH: assuming external image.
  /github/workspace/tutorials/06-physics-simulation-concepts.md:221: warning: image file img/hover.gif is not found in IMAGE_PATH: assuming external image.
  /github/workspace/tutorials/08-implementing-a-custom-feature.md:68: warning: unable to resolve reference to 'gz::physics::FindFreeGroupFeature' for \ref command
  /github/workspace/tutorials/08-implementing-a-custom-feature.md:106: warning: unable to resolve reference to 'gz::physics::dartsim::RetrieveWorld' for \ref command
  /github/workspace/tutorials/08-implementing-a-custom-feature.md:150: warning: unable to resolve reference to 'gz::physics::Feature::Entity::Interface' for \ref command
  /github/workspace/tutorials/09_use_custom_engine.md:14: warning: unable to resolve reference to 'implementcustomfeature' for \ref command
  /github/workspace/tutorials/09_use_custom_engine.md:46: warning: unable to resolve reference to 'implementcustomfeature' for \ref command
  /github/workspace/tutorials/09_use_custom_engine.md:96: warning: unable to resolve reference to 'implementphysicsplugin' for \ref command
  /github/workspace/tutorials/09_use_custom_engine.md:134: warning: unable to resolve reference to 'gz::physics::tpelib::Base' for \ref command
  /github/workspace/tutorials/09_use_custom_engine.md:149: warning: unable to resolve reference to 'gz::physics::tpelib::World' for \ref command
  /github/workspace/tutorials/09_use_custom_engine.md:150: warning: unable to resolve reference to 'gz::physics::tpelib::Base::AddWorld' for \ref command
  /github/workspace/include/gz/physics/CanReadData.hh:95: warning: unable to resolve reference to 'ReadCompilationFail' for \ref command
  /github/workspace/include/gz/physics/CanWriteData.hh:100: warning: unable to resolve reference to 'WriteCompilationFail' for \ref command