Update camera sensors to use the //sensor/camera/pose sdf element.

[iche033]

🦟 Bug fix

Summary

Follow-up on #2425 (comment). This is a behavior change so targeting main. The camera sensors will now take into account the //sensor/camera/pose sdf element. I also added an entry to Migration guide.

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)
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[azeey]

The //sensor/camera/pose element seems redundant with //sensor/pose. If we don't have a good reason to keep it, maybe it can be deprecated and removed from the SDFormat spec.

[iche033]

I'm in favor of deprecating and then removing the tag. Closing this PR