Update docker-scan.gitlab-ci.yml

docker-scan.gitlab-ci.yml

@@ -47,6 +47,7 @@ scan image:
       --context "${CI_PROJECT_DIR}"
       --dockerfile "${CI_PROJECT_DIR}${CI_PROJECT_DIR_PATH}/Dockerfile"
       --destination "${DESTINATION}" ${EXTRA_ARGS}
+      --registry-mirror "${DESTINATION}"
   tags:
     - cluster
     - kubernetes