AuNa

Merge pull request #86 from HarunTeper/merge-humble-in-main-andmove-behviour-tree-to-common

style: reformat `bt_xml_path` definition for improved readability.

Update dockerfiles/auna.dockerfile

feat: Configure Nav2 to use a custom behavior tree and update `CMakeLists.txt` installation rules while cleaning up `nav2_params.yaml` whitespace.

Merge branch 'humble'