change colcon ros1 test command

.github/workflows/ci.yml

@@ -42,7 +42,7 @@ jobs:
       continue-on-error: true
       run: |
         source "$INIT_ENV"
-        sed -i '/colcon test/ s/$/ --packages-up-to carma-messenger cpp_message emergency_response_vehicle_plugin j2735_convertor asn1c traffic_incident truck_inspection_plugin/' /home/carma/.ci-image/engineering_tools/code_coverage/make_with_coverage.bash
+        sed -i '/colcon test/ s/$/ --parallel-workers 4 --packages-above $PACKAGES/' /home/carma/.ci-image/engineering_tools/code_coverage/make_with_coverage.bash
         make_with_coverage.bash -t -e /opt/carma/ -o ./coverage_reports/gcov
     - name: Backup ROS1 compile_commands.json
       run: |