Experiment with not using Buildx [skip ci]

Author: adamtheturtle

.github/workflows/release.yml

@@ -75,9 +75,6 @@ jobs:
           password: ${{ secrets.PYPI_API_TOKEN }}
           verbose: true
 
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
-
       - name: Login to DockerHub
         uses: docker/login-action@v1
         with: