ci: update docker/login-action action to v4 (#320)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/release-docker.yaml

@@ -22,7 +22,7 @@ jobs:
         with:
           submodules: "true"
 
-      - uses: docker/login-action@v3
+      - uses: docker/login-action@v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}