Bump ros-tooling/setup-ros from 0.6 to 0.7

Bumps [ros-tooling/setup-ros](https://github.com/ros-tooling/setup-ros) from 0.6 to 0.7.
- [Release notes](https://github.com/ros-tooling/setup-ros/releases)
- [Commits](ros-tooling/setup-ros@v0.6...v0.7)

---
updated-dependencies:
- dependency-name: ros-tooling/setup-ros
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/ros2.yml

@@ -30,7 +30,7 @@ jobs:
         ros_distro: [ humble ]
 
     steps:   
-    - uses: ros-tooling/setup-ros@v0.6
+    - uses: ros-tooling/setup-ros@v0.7
       with:
         required-ros-distributions: ${{ matrix.ros_distro }}