Destroy GpuRay camera on exit

[iche033]

Signed-off-by: Ian Chen [email protected]

🦟 Bug fix

Summary

Destroy camera on exit in Ogre2GpuRay class, which is also done in gz-rendering6 here. This also ensures the Destroy function can be called multiple times.

This should fix the gpu lidar test in gz-sensors.

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

[chapulina]

LGTM with 🟢 , I just have a couple of questions that are not blockers.

[codecov]

Codecov Report

Merging #698 (0a4daf3) into main (37441a5) will increase coverage by 0.01%.
The diff coverage is 100.00%.

❗ Current head 0a4daf3 differs from pull request most recent head 734dfed. Consider uploading reports for the commit 734dfed to get more accurate results

@@            Coverage Diff             @@
##             main     #698      +/-   ##
==========================================
+ Coverage   74.14%   74.16%   +0.01%     
==========================================
  Files         159      159              
  Lines       14365    14370       +5     
==========================================
+ Hits        10651    10657       +6     
+ Misses       3714     3713       -1     

Impacted Files	Coverage Δ
ogre2/src/Ogre2GpuRays.cc	91.43% <100.00%> (+0.24%)	⬆️

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