Fix CI

Signed-off-by: Eugenio Collado <eugeniocollado@eprosima.com>

Author: EugenioCollado

scripts/create_firmware_ws.sh

@@ -102,8 +102,6 @@ popd >/dev/null
 . $(dirname $0)/clean_env.sh
 if [ $RTOS != "host" ]; then
     pushd $FW_TARGETDIR/$DEV_WS_DIR >/dev/null
-        # Fix failing build by ignoring rmw_test_fixture_implementation.
-        touch ros2/ament_cmake_ros/rmw_test_fixture_implementation/COLCON_IGNORE
         # Fix failing build by ignoring rmw_test_fixture.
         touch ros2/ament_cmake_ros/rmw_test_fixture/COLCON_IGNORE
         colcon build