Move to use github.com/containerd/log

Add github.com/containerd/log to go.mod

Signed-off-by: Derek McGowan <derek@mcg.dev>

runtime/restart/monitor/monitor.go

@@ -24,10 +24,10 @@ import (
 	"time"
 
 	"github.com/containerd/containerd"
-	"github.com/containerd/containerd/log"
 	"github.com/containerd/containerd/namespaces"
 	"github.com/containerd/containerd/plugin"
 	"github.com/containerd/containerd/runtime/restart"
+	"github.com/containerd/log"
 )
 
 type duration struct {