update dependencies

Signed-off-by: hongming <talonwan@yunify.com>

vendor/go.mongodb.org/mongo-driver/bson/bsonrw/doc.go

@@ -0,0 +1,9 @@
+// Copyright (C) MongoDB, Inc. 2017-present.
+//
+// Licensed under the Apache License, Version 2.0 (the "License"); you may
+// not use this file except in compliance with the License. You may obtain
+// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+// Package bsonrw contains abstractions for reading and writing
+// BSON and BSON like types from sources.
+package bsonrw // import "go.mongodb.org/mongo-driver/bson/bsonrw"