Added conversion for Detection3D and Detection3DArray

[wittenator]

🎉 New feature

Closes #524

Summary

I added the bridging of Detection3D and Detection3DArray to AnnotatedOriented3DBox and AnnotatedOriented3DBox_V and vice versa.

Test it

WIP

Checklist

• [x] Signed all commits for DCO
• [x] Added tests
• [ ] Added example and/or tutorial
• [x] Updated documentation (as needed)
• [ ] Updated migration guide (as needed)
• [ ] Consider updating Python bindings (if the library has them)
• [x] codecheck passed (See contributing)
• [x] 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.

[wittenator]

I added the missing includes now. Thanks for the quick review!