build: use GHA cache for docker

Author: itzg

.github/workflows/ci.yml

@@ -55,12 +55,6 @@ jobs:
           labels: |
             ${{ steps.meta.outputs.labels }}
             manymine.enable=true
-          cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache-new
-      - # Temp fix
-        # https://github.com/docker/build-push-action/issues/252
-        # https://github.com/moby/buildkit/issues/1896
-        name: Move cache
-        run: |
-          rm -rf /tmp/.buildx-cache
-          mv /tmp/.buildx-cache-new /tmp/.buildx-cache
+          pull: true
+          cache-from: type=gha
+          cache-to: type=gha,mode=max