chore(deps): update docker/metadata-action action to v6 (#931)

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

Author: renovate[bot]

.github/workflows/ci.yml

@@ -90,7 +90,7 @@ jobs:
           IMAGE_ID: ${{ steps.build-ci.outputs.imageid }}
 
       - id: docker_metadata
-        uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051 # v5
+        uses: docker/metadata-action@030e881283bb7a6894de51c315a6bfe6a94e05cf # v6
         with:
           images: ${{ env.GHCR_IMAGE_NAME }}