Remove ROS 1 workflows and update ROS 2 (#218)

Signed-off-by: Alejandro Hernandez Cordero <ahcorde@gmail.com>

Author: ahcorde

.github/workflows/ros1.yaml

@@ -29,15 +29,8 @@ jobs:
               cc: "gcc",
               cxx: "g++",
             }
-          - {
-              name: "Ubuntu Focal GCC",
-              os: ubuntu-20.04,
-              build_type: "Release",
-              cc: "gcc",
-              cxx: "g++",
-            }
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Install dependencies on ubuntu
         if: startsWith(matrix.config.name, 'Ubuntu')