Changes hugo main directory for workflow

.gitea/workflows/build-deploy.yaml

@@ -27,7 +27,9 @@ jobs:
                       extended: true
 
                - name: Build Hugo site
-                 run: hugo --minify
+                  run: |
+                    cd www-hahmann-trier-de
+                    hugo --minify
 
                - name: Deploy to Ubuntu server via SCP
                  uses: appleboy/scp-action@v0.1.7