fix: reverse quotes for variable expansion

Without reversing quotes, the variables are sometimes improperly expanded, resulting in files not being removed.

plugins/scheduler-docker-local/check-deploy

@@ -99,7 +99,7 @@ scheduler-docker-local-check-deploy() {
       dokku_log_info2_quiet "end $APP $DOKKU_APP_CONTAINER_TYPE container output"
     fi
   }
-  trap 'checks_check_deploy_cleanup $DOKKU_APP_CONTAINER_ID' RETURN INT TERM EXIT
+  trap "checks_check_deploy_cleanup $DOKKU_APP_CONTAINER_ID" RETURN INT TERM EXIT
 
   if [[ ! -s "${CHECK_DEPLOY_TMP_WORK_DIR}/CHECKS" ]] || [[ "$DOKKU_APP_CONTAINER_TYPE" != "web" ]]; then
     # We allow custom check for web instances only