build(deps): bump docker/setup-buildx-action from 3.8.0 to 3.9.0 (#1292)

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 3.8.0 to 3.9.0.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@v3.8.0...v3.9.0)

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

.github/workflows/deploy.yml

@@ -19,7 +19,7 @@ jobs:
           echo "::set-output name=docker_image::ghcr.io/netwerk-digitaal-erfgoed/network-of-terms-demo"
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3.8.0
+        uses: docker/setup-buildx-action@v3.9.0
         with:
           # See https://github.com/docker/build-push-action/issues/126.
           driver-opts: image=moby/buildkit:master