ci: bump docker/metadata-action from 6.0.0 to 6.1.0

Bumps [docker/metadata-action](https://github.com/docker/metadata-action) from 6.0.0 to 6.1.0.
- [Release notes](https://github.com/docker/metadata-action/releases)
- [Commits](030e881283...80c7e94dd9)

---
updated-dependencies:
- dependency-name: docker/metadata-action
  dependency-version: 6.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/build-xemu-win64-toolchain.yml

@@ -32,7 +32,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v4
       - name: Extract image metadata (tags, labels)
         id: meta
-        uses: docker/metadata-action@030e881283bb7a6894de51c315a6bfe6a94e05cf # v6.0.0
+        uses: docker/metadata-action@80c7e94dd9b9319bd5eb7a0e0fe9291e23a2a2e9 # v6.1.0
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           labels: |