Update docker/login-action action to v4 (#46)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/deploy.yml

@@ -23,7 +23,7 @@ jobs:
       uses: actions/checkout@v6
 
     - name: Log in to the Container registry
-      uses: docker/login-action@v3
+      uses: docker/login-action@v4
       with:
         registry: ${{ env.REGISTRY }}
         username: ${{ github.actor }}