Merge pull request #4668 from containerd/dependabot/github_actions/docker/setup-buildx-action-3.12.0

build(deps): bump docker/setup-buildx-action from 3.11.1 to 3.12.0

Author: AkihiroSuda

.github/workflows/ghcr-image-build-and-publish.yml

@@ -38,7 +38,7 @@ jobs:
         uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130  # v3.7.0
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435  # v3.11.1
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f  # v3.12.0
 
       # Login against a Docker registry except on PR
       # https://github.com/docker/login-action