Bump docker/setup-buildx-action from 2.7.0 to 2.8.0 (#52)

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 2.7.0 to 2.8.0.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@v2.7.0...v2.8.0)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/docker-release.yml

@@ -22,7 +22,7 @@ jobs:
       -
         name: "Docker: Setup Buildx"
         id: buildx
-        uses: docker/setup-buildx-action@v2.7.0
+        uses: docker/setup-buildx-action@v2.8.0
       -
         name: "Docker: Available Platforms"
         run: echo ${{ steps.buildx.outputs.platforms }}