Create daemon.go.patch

Dockerd doesn't honor existing containerd configs and creates its own configuration file everytime it starts. So, edit the config file creation code to fix paths.

root-packages/docker/daemon.go.patch

@@ -0,0 +1,15 @@
+diff --git a/moby-20.10.1/cmd/dockerd/daemon.go b/moby/cmd/dockerd/daemon.go
+index 7fe8a6c..684f297 100644
+--- a/moby-20.10.1/cmd/dockerd/daemon.go
++++ b/moby/cmd/dockerd/daemon.go
+@@ -554,6 +554,11 @@ func (cli *DaemonCli) getContainerdDaemonOpts() ([]supervisor.DaemonOpt, error)
+ 		opts = append(opts, supervisor.WithPlugin("cri", nil))
+ 	}
+ 
++	type Config struct {Path string `toml:"path"`}
++	opts = append(opts, supervisor.WithPlugin("opt", &Config{
++		Path: "/data/docker/opt",
++	}))
++
+ 	return opts, nil
+ }