Removing external managed flag for Ubuntu noble

Author: knmcguire

.github/workflows/rust-stable.yml

@@ -62,8 +62,11 @@ jobs:
       with:
         components: clippy, rustfmt
 
+    # Colcon can not be run in a venv which is required in Ubuntu Noble
+    # Removing the externally managed file 
     - name: Install colcon-cargo and colcon-ros-cargo
       run: |
+        sudo rm -f /usr/lib/python3.12/EXTERNALLY-MANAGED
         sudo pip3 install git+https://github.com/colcon/colcon-cargo.git
         sudo pip3 install git+https://github.com/colcon/colcon-ros-cargo.git