chore(deps): update docker/metadata-action digest to dbef880 (#1118)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| docker/metadata-action | action | digest | `9dc751f` -> `dbef880` |

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.github/workflows/release-please.yaml

@@ -86,7 +86,7 @@ jobs:
 
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@9dc751fe249ad99385a2583ee0d084c400eee04e
+        uses: docker/metadata-action@dbef88086f6cef02e264edb7dbf63250c17cef6c
         with:
           images: ${{ env.REGISTRY }}/${{ matrix.path }}