Using v0.6 which is used for EOL distros.

Signed-off-by: Franco Cipollone <[email protected]>

.github/workflows/build.yml

@@ -31,7 +31,7 @@ jobs:
       image: ubuntu:20.04
     steps:
     # setup-ros first since it installs git, which is needed to fetch all branches from actions/checkout
-    - uses: ros-tooling/setup-ros@v0.7
+    - uses: ros-tooling/setup-ros@v0.6
       env:
         ACTIONS_ALLOW_UNSECURE_COMMANDS: true
     - uses: actions/checkout@v3

.github/workflows/maliput_full.yml

@@ -28,7 +28,7 @@ jobs:
       image: ubuntu:20.04
     steps:
     - uses: actions/checkout@v3
-    - uses: ros-tooling/setup-ros@v0.7
+    - uses: ros-tooling/setup-ros@v0.6
     - uses: ros-tooling/[email protected]
       id: action_ros_ci_step
       with:

.github/workflows/sanitizers.yml

@@ -36,7 +36,7 @@ jobs:
       LDFLAGS: -fuse-ld=lld-8
     steps:
     # setup-ros first since it installs git, which is needed to fetch all branches from actions/checkout
-    - uses: ros-tooling/setup-ros@v0.7
+    - uses: ros-tooling/setup-ros@v0.6
       env:
         ACTIONS_ALLOW_UNSECURE_COMMANDS: true
     - uses: actions/checkout@v3

.github/workflows/scan_build.yml

@@ -25,7 +25,7 @@ jobs:
       LDFLAGS: -fuse-ld=lld-8
     steps:
     # setup-ros first since it installs git, which is needed to fetch all branches from actions/checkout
-    - uses: ros-tooling/setup-ros@v0.7
+    - uses: ros-tooling/setup-ros@v0.6
       env:
         ACTIONS_ALLOW_UNSECURE_COMMANDS: true
     - uses: actions/checkout@v2