Update workflow

Author: WhisperN

.github/workflows/docker-backend.yml

@@ -33,7 +33,6 @@ jobs:
         with:
           oauth-client-id: $TS_OAUTH_CLIENT_ID
           oauth-secret: $TS_OAUTH_SECRET
-          tag: whisperN-ci
 
       - name: Do the deploy thing
         run: |