Changing license header, again!

appengine/components/components/config/proto/project_config.proto

 // Copyright 2014 The LUCI Authors. All rights reserved.
-// Use of this source code is governed by the Apache v2.0 license that can be
-// found in the LICENSE file.
+// Use of this source code is governed under the Apache License, Version 2.0
+// that can be found in the LICENSE file.
 
 // Schemas for some of config files in projects/<project_id> config sets.
 
 syntax = "proto2";
 
 package config_service;
 
 // Schema for project.cfg
 message ProjectCfg {
   // Full name of the project.
@@ skipping 16 matching lines @@
     optional string name = 1;
 
     // Path to config directory for the ref. Defaults to "infra/config".
     optional string config_path = 3;
   }
   // List of refs that have configuration files and need to be fetched into
   // luci-config. Refs are accessible through get_refs() API endpoint.
   // A CI service can read all refs of all projects and build them.
   repeated Ref refs = 1;
 }