Merge pull request #1561 from jupyterhub/dependabot/github_actions/docker/setup-buildx-action-2.2.1

build(deps): bump docker/setup-buildx-action from 2.1.0 to 2.2.1

Author: consideRatio

.github/workflows/publish.yml

@@ -47,7 +47,7 @@ jobs:
         uses: docker/setup-qemu-action@v2
 
       - name: Set up Docker Buildx (for chartpress multi-arch builds)
-        uses: docker/setup-buildx-action@95cb08cb2672c73d4ffd2f422e6d11953d2a9c70 # dependabot updates to latest release
+        uses: docker/setup-buildx-action@v2
 
       - name: Install chart publishing dependencies (chartpress, helm)
         run: |

.github/workflows/test-docker-build.yaml

@@ -47,7 +47,7 @@ jobs:
         uses: docker/setup-qemu-action@v2
 
       - name: Set up Docker Buildx (for chartpress multi-arch builds)
-        uses: docker/setup-buildx-action@95cb08cb2672c73d4ffd2f422e6d11953d2a9c70 # dependabot updates to latest release
+        uses: docker/setup-buildx-action@v2
 
       - name: Build a multiple architecture Docker image
         run: |