chore(deps): update docker/login-action action to v4

Author: renovate[bot]

.github/workflows/docker.yml

@@ -35,7 +35,7 @@ jobs:
         uses: docker/setup-buildx-action@v3.12.0
 
       - name: Login to GHCR
-        uses: docker/login-action@v3.7.0
+        uses: docker/login-action@v4.0.0
         with:
           registry: ghcr.io
           username: ${{ github.actor }}