Added BVH and STL loader tests

[ahcorde]

Signed-off-by: ahcorde ahcorde@gmail.com

🎉 New feature

Closes #

Summary

Added BVH and STL loader tests

Checklist

• Signed all commits for DCO
• Added tests
• Added example and/or tutorial
• 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.

[codecov]

Codecov Report

Merging #466 (0342e2e) into ign-common3 (753566f) will increase coverage by 2.73%.
The diff coverage is n/a.

@@               Coverage Diff               @@
##           ign-common3     #466      +/-   ##
===============================================
+ Coverage        78.91%   81.65%   +2.73%     
===============================================
  Files               72       72              
  Lines             9244     9244              
===============================================
+ Hits              7295     7548     +253     
+ Misses            1949     1696     -253     

Impacted Files	Coverage Δ
src/SystemPaths.cc	88.51% <0.00%> (+0.42%)	⬆️
graphics/src/Skeleton.cc	43.36% <0.00%> (+0.88%)	⬆️
graphics/src/NodeAnimation.cc	53.60% <0.00%> (+5.15%)	⬆️
graphics/src/SkeletonAnimation.cc	46.25% <0.00%> (+6.25%)	⬆️
graphics/src/STLLoader.cc	76.15% <0.00%> (+72.84%)	⬆️
graphics/src/BVHLoader.cc	87.24% <0.00%> (+87.24%)	⬆️

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[mjcarroll]

New segfault on Windows.

[ahcorde]

New segfault on Windows.

#468

[mjcarroll]

Hmm, segfault on focal as well.

[ahcorde]

Hmm, segfault on focal as well.

Moved MeshCSG test to this other PR #469