remove unused test-upgrade.yml

Since the refactor in 1b9035aa791164e9638c29305ee1e26cf4a3a3a2 this
play is no longer used, so it can be removed.

Change-Id: Ibc8bb7df529b28c4edf04a7efb33ea7a3f69c47f

tests/test-upgrade.yml

@@ -1,44 +0,0 @@
----
-# Copyright 2015, Rackspace US, 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.
-
-# Run container clean up and build
-- include: test-container-create.yml
-
-# Deploy the environment
-- name: Install previous rabbitmq version
-  hosts: rabbitmq_all
-  user: root
-  gather_facts: true
-  vars:
-    rabbitmq_package_url: "https://www.rabbitmq.com/releases/rabbitmq-server/v3.5.7/rabbitmq-server_3.5.7-1_all.deb"
-    rabbitmq_package_version: "{{ rabbitmq_package_url.split('/')[-1].split('_')[1] }}"
-    rabbitmq_package_sha256: "b8a42321c2f2689dc579911fbb583bd9c4d2ce2f20003d7050d5a324a6d2de42"
-  roles:
-    - role: "{{ rolename | basename }}"
-      rabbitmq_cookie_token: secrete
-  post_tasks:
-    - include: test-functional.yml
-
-# Upgrade the environment
-- name: Upgrade to current role default rabbitmq version
-  hosts: rabbitmq_all
-  user: root
-  gather_facts: true
-  roles:
-    - role: "{{ rolename | basename }}"
-      rabbitmq_cookie_token: secrete
-      rabbitmq_upgrade: true
-  post_tasks:
-    - include: test-functional.yml