Revert "Add gsutil 4.13 to telemetry/third_party"

tools/telemetry/third_party/gsutil/third_party/six/LICENSE

Index: tools/telemetry/third_party/gsutil/third_party/six/LICENSE
diff --git a/tools/telemetry/third_party/gsutil/third_party/six/LICENSE b/tools/telemetry/third_party/gsutil/third_party/six/LICENSE
deleted file mode 100644
index d76e024263ce4ca0b3a2822e5709ec210fe4b530..0000000000000000000000000000000000000000
--- a/tools/telemetry/third_party/gsutil/third_party/six/LICENSE
+++ /dev/null
@@ -1,18 +0,0 @@
-Copyright (c) 2010-2014 Benjamin Peterson
-
-Permission is hereby granted, free of charge, to any person obtaining a copy of
-this software and associated documentation files (the "Software"), to deal in
-the Software without restriction, including without limitation the rights to
-use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
-the Software, and to permit persons to whom the Software is furnished to do so,
-subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
-FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
-COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
-IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.