Merge pull request #8 from dchesterton/dependabot/github_actions/docker/setup-buildx-action-1.3.0

Bump docker/setup-buildx-action from 1 to 1.3.0

.github/workflows/publish.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v1.1.0
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v1.3.0
       - name: Login to DockerHub
         uses: docker/login-action@v1.9.0
         with: