Bump docker/login-action action to v4

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -36,7 +36,7 @@ jobs:
 
       - name: Docker login
         if: github.event_name != 'pull_request'
-        uses: docker/login-action@v3.7.0
+        uses: docker/login-action@v4.1.0
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_TOKEN }}