Update

vendor/golang.org/x/oauth2/internal/doc.go

@@ -0,0 +1,6 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package internal contains support packages for [golang.org/x/oauth2].
+package internal