Integrate camera with ROS 2

[francocipollone]

Summary

• Camera is already part of the description however an integration with ROS 2 is missing.

[JCarosella]

This has already been made in commit https://github.com/ekumenlabs/andino_isaac/commit/e1c78bc2a5cac1b4cfe7693a8c9810dd2944416d