build(deps): bump docker/setup-buildx-action from 2.8.0 to 2.9.0

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 2.8.0 to 2.9.0.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@v2.8.0...v2.9.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
       - name: Set up QEMU
         uses: docker/[email protected]
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2.8.0
+        uses: docker/setup-buildx-action@v2.9.0
       - name: Login to GHCR
         uses: docker/[email protected]
         with: