Bump docker/login-action from 3 to 4 (#100)

Author: dependabot[bot]

.github/workflows/release.yml

@@ -114,7 +114,7 @@ jobs:
           name: cephctl-binaries
           path: dist
       - name: Login to GHCR
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}