Fix Gitea registry authentication token

.gitea/workflows/docker-build.yml

@@ -17,7 +17,7 @@ jobs:
         with:
           registry: git.proit.id
           username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
+          password: ${{ secrets.REGISTRY_TOKEN }}
 
       - name: Build and Push Docker Image
         uses: docker/build-push-action@v4