Update docker/metadata-action digest to 32323e5

Author: renovate[bot]

.github/workflows/ghcr-io-docker-build.yaml

@@ -52,7 +52,7 @@ jobs:
       # https://github.com/docker/metadata-action
       - name: Extract Jenkins Docker metadata
         id: meta
-        uses: docker/metadata-action@314ddf6d4a82333bf1bc7630399df41bf68eba09
+        uses: docker/metadata-action@32323e53fe6fa1b9830e2eed4bd13fd97d948ed6
         with:
           images: ${{ env.REGISTRY }}/${{ github.actor }}/jenkinsdsl