Add gsutil 4.13 to telemetry/third_party

tools/telemetry/third_party/gsutil/third_party/oauth2client/LICENSE

Index: tools/telemetry/third_party/gsutil/third_party/oauth2client/LICENSE
diff --git a/tools/telemetry/third_party/gsutil/third_party/oauth2client/LICENSE b/tools/telemetry/third_party/gsutil/third_party/oauth2client/LICENSE
new file mode 100644
index 0000000000000000000000000000000000000000..b506d50da883568c5503ddf0d392e5f84e467835
--- /dev/null
+++ b/tools/telemetry/third_party/gsutil/third_party/oauth2client/LICENSE
@@ -0,0 +1,22 @@
+ Copyright 2014 Google Inc.
+
+ 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.
+
+Dependent Modules
+=================
+
+This code has the following dependencies
+above and beyond the Python standard library:
+
+uritemplates - Apache License 2.0
+httplib2 - MIT License