fix update

stack-updater/stack_updater.yml

@@ -16,7 +16,8 @@ update:
       - git pull
       - node package-version-updater/versionUpdater.js -v $current_version -m $module_type
       - bash package-version-updater/stage_file.sh
-      - git commit -m "${current_version}" --allow-empty
+      - git commit -m "${current_version}"
+      - git tag -a v${current_version} -m ""
       - branch=`bash package-version-updater/get_principal_branch.sh`
       - echo ${branch}
       - git checkout ${branch}