Revert "Version bump to etcd v3.2.11, grpc v1.7.5"

vendor/google.golang.org/grpc/doc.go

@@ -1,24 +1,6 @@
-/*
- *
- * Copyright 2015 gRPC authors.
- *
- * 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
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
 /*
 Package grpc implements an RPC system called gRPC.
 
-See grpc.io for more information about gRPC.
+See www.grpc.io for more information about gRPC.
 */
 package grpc