Merge pull request #27 from dchesterton/dependabot/github_actions/docker/setup-buildx-action-1.5.1

[ci skip]: Bump docker/setup-buildx-action from 1.3.0 to 1.5.1

.github/workflows/publish.yml

@@ -28,7 +28,7 @@ jobs:
             - name: Set up QEMU
               uses: docker/setup-qemu-action@v1.2.0
             - name: Set up Docker Buildx
-              uses: docker/setup-buildx-action@v1.3.0
+              uses: docker/setup-buildx-action@v1.5.1
             - name: Login to DockerHub
               uses: docker/login-action@v1.9.0
               with: