Update containerd to 66b984ee33

Signed-off-by: Lantao Liu <lantaol@google.com>

vendor/github.com/Microsoft/hcsshim/internal/wclayer/grantvmaccess.go

@@ -0,0 +1,24 @@
+package wclayer
+
+import (
+	"fmt"
+
+	"github.com/Microsoft/hcsshim/internal/hcserror"
+	"github.com/sirupsen/logrus"
+)
+
+// GrantVmAccess adds access to a file for a given VM
+func GrantVmAccess(vmid string, filepath string) error {
+	title := fmt.Sprintf("hcsshim::GrantVmAccess id:%s path:%s ", vmid, filepath)
+	logrus.Debugf(title)
+
+	err := grantVmAccess(vmid, filepath)
+	if err != nil {
+		err = hcserror.Errorf(err, title, "path=%s", filepath)
+		logrus.Error(err)
+		return err
+	}
+
+	logrus.Debugf(title + " - succeeded")
+	return nil
+}