chore(deps): update docker/login-action digest to 6d4b68b

Author: renovate[bot]

.github/workflows/docker-publish.yml

@@ -55,7 +55,7 @@ jobs:
 
       # We use commit sha here to be as safe as possible with credentials.
       - name: Log in to the Container registry
-        uses: docker/login-action@abd3abc99c62be8f17fda11fadefceaa006f6f9e
+        uses: docker/login-action@6d4b68b490aef8836e8fb5e50ee7b3bdfa5894f0
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}