Bump docker/setup-buildx-action from 2.7.0 to 2.8.0

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](https://github.com/docker/setup-buildx-action/compare/v2.7.0...v2.8.0)

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

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

.github/workflows/reusable-docker-build.yaml

@@ -136,7 +136,7 @@ jobs:
         # BuildKit (used with `docker buildx`) is the best way to build images
       - name: Set up Docker Buildx
         id: buildx
-        uses: docker/setup-buildx-action@v2.7.0
+        uses: docker/setup-buildx-action@v2.8.0
 
       - name: Login to DockerHub
         if: inputs.dockerhub-enable