Revert "Add gsutil 4.13 to telemetry/third_party"

tools/telemetry/third_party/gsutil/third_party/protorpc/demos/quotas/backend/app.yaml

Index: tools/telemetry/third_party/gsutil/third_party/protorpc/demos/quotas/backend/app.yaml
diff --git a/tools/telemetry/third_party/gsutil/third_party/protorpc/demos/quotas/backend/app.yaml b/tools/telemetry/third_party/gsutil/third_party/protorpc/demos/quotas/backend/app.yaml
deleted file mode 100644
index 47810b724947bf2a729b2a2e3c5678828e1abf36..0000000000000000000000000000000000000000
--- a/tools/telemetry/third_party/gsutil/third_party/protorpc/demos/quotas/backend/app.yaml
+++ /dev/null
@@ -1,31 +0,0 @@
-#!/usr/bin/env python
-#
-# Copyright 2010 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.
-#
-
-application: quota-server-demo
-version: 1
-api_version: 1
-runtime: python
-
-handlers:
-
-- url: /protorpc.*
-  script: quotas/main.py
-
-- url: /quota-service.*
-  script: quotas/main.py
-
-