Merge pull request #1974 from benphelps/dependabot/github_actions/docker/setup-buildx-action-3

Bump docker/setup-buildx-action from 2 to 3

.github/workflows/docker-publish.yml

@@ -52,7 +52,7 @@ jobs:
       
       # Workaround: https://github.com/docker/build-push-action/issues/461
       - name: Setup Docker buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
         
       # This step is being disabled because the runner is on a self-hosted machine
       # where the cache will stick between runs.