Pin setup-buildx-action version. Fix Docker build (pytorch#94734)

This pins setup-buildx-action version.
Our Docker builds where fixed by: pytorch#92702 on Jan 25,26
However setup-builder-action update on Jan 27 broke these builds again.
This PR pins version of setup-buildx-action and fixes Docker builds for nightly.

Pull Request resolved: pytorch#94734
Approved by: https://github.com/jeanschmidt

.github/workflows/docker-release.yml

@@ -72,6 +72,8 @@ jobs:
           QEMU_BINARY_PATH: ${{ runner.temp }}/bin
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
+        with:
+          version: v0.10.0
       - name: Setup job specific variables
         run: |
           set -eou pipefail