⬆️ Update docker/metadata-action digest to c1e5197 (#480)

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

Author: renovate[bot]

.github/workflows/ci.yml

@@ -66,7 +66,7 @@ jobs:
       # Generate Docker metadata (tags, labels)
       - name: Docker metadata
         id: meta
-        uses: docker/metadata-action@902fa8ec7d6ecbf8d84d538b9b233a880e428804 # v5
+        uses: docker/metadata-action@c1e51972afc2121e065aed6d45c65596fe445f3f # v5
         with:
           images: ghcr.io/${{ github.repository }}
           tags: |