ci: Add bindings/ dir to list of dirs that trigger build jobs

utils/tests/gitlab-ci.yml

@@ -56,7 +56,7 @@ workflow:
     # File paths generated by git diff are relative to the working tree.
     - |
       if [[ $CI_COMMIT_BRANCH != $CI_DEFAULT_BRANCH ]] &&
-         !(grep -qE ".*\.(cc|h)|CMakeLists.txt|build-support/|ns3|utils/tests/.*\.(yaml|yml)" $FILES_CHANGED) ; then
+         !(grep -qE ".*\.(cc|h)|CMakeLists.txt|bindings/|build-support/|ns3|utils/tests/.*\.(yaml|yml)" $FILES_CHANGED) ; then
         echo "No source code or configurations changes found in this MR. Skipping this job.";
         exit 0;
       fi