chore(deps): update docker/metadata-action digest to 8d8c7c1 (#519)

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

Author: renovate[bot]

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
           password: ${{ secrets.DOCKER_PASSWORD }}
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@032a4b3bda1b716928481836ac5bfe36e1feaad6
+        uses: docker/metadata-action@8d8c7c12f7b958582a5cb82ba16d5903cb27976a
         with:
           images: domnikl/schema-registry-gitops
       - name: Set up QEMU