updates for action changes

.gitea/workflows/deploy-stg.yaml

@@ -24,15 +24,13 @@ jobs:
         password: ${{ secrets.REGISTRY_TOKEN }}
 
     - name: Re-tag "latest" with "stg"
-      uses: https://gitea.jbrumond.me/actions/docker-tag@v0.1
+      uses: https://gitea.jbrumond.me/actions/tag-manifest@v0.1
       with:
         registry: gitea.jbrumond.me
         username: ${{ secrets.REGISTRY_USER }}
         password: ${{ secrets.REGISTRY_TOKEN }}
-        image: doc-utils/docs-web
-        old-tag: latest
-        new-tags: |
-          stg
+        manifest: doc-utils/docs-web:latest
+        tags: stg
 
   deploy:
     runs-on: ubuntu-latest