github-actions: bump docker/setup-buildx-action from 3.6.1 to 3.7.1

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 3.6.1 to 3.7.1.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@988b5a0...c47758b)

---
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/docker.yml

@@ -66,7 +66,7 @@ jobs:
         submodules: true
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@988b5a0280414f521da01fcc63a27aeeb4b104db # v3.6.1
+      uses: docker/setup-buildx-action@c47758b77c9736f4b2ef4073d4d51994fabfe349 # v3.7.1
       with:
         platforms: linux/amd64