change nav2 repo temporarily

Signed-off-by: wep21 <[email protected]>

Author: wep21

tools/ros2_dependencies.repos

@@ -1,5 +1,5 @@
 repositories:
   ros-planning/navigation2:
     type: git
-    url: https://github.com/ros-planning/navigation2.git
-    version: main
+    url: https://github.com/wep21/navigation2.git
+    version: rolling