Revert "Disable moveit2 source build in CI config"

This reverts commit cc17021.

    rosdep install -y -q -n --from-paths . --ignore-src --rosdistro foxy
    ERROR: the following packages/stacks could not have their rosdep keys resolved
    to system dependencies:
    ur5_moveit_config: Cannot locate rosdep definition for [moveit_simple_controller_manager]
    The command "rosdep install -y -q -n --from-paths . --ignore-src --rosdistro foxy" failed [trial 1 of 3].
    [...]
    The command "rosdep install -y -q -n --from-paths . --ignore-src --rosdistro foxy" failed with error code 1.

Author: zultron

.repos.yaml

@@ -1,8 +1,8 @@
 repositories:
-  # moveit2:
-  #   type: git
-  #   url: https://github.com/ros-planning/moveit2
-  #   version: main
+  moveit2:
+    type: git
+    url: https://github.com/ros-planning/moveit2
+    version: main
   control_msgs:
     type: git
     url: https://github.com/ros-controls/control_msgs.git