Mobile: Secure messaging thread quick fix (#12727)

* Add v1 message thread endpoint using new api

* Remove pointless override

* Copy over vcr, remove module from controller, add more thorough tests

* Remove redundant test

* Reset cassettes after tests

* Change name of test

* Debug failures

* Relocate cassette and uncomment test

* Add back .to_i for params[:id]

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Co-authored-by: Andrew Herzberg <andrew.herzberg@adhocteam.us>

modules/mobile/app/controllers/mobile/v1/messages_controller.rb

@@ -4,7 +4,7 @@ module Mobile
   module V1
     class MessagesController < MessagingController
       def thread
-        message_id = params[:id]
+        message_id = params[:id].try(:to_i)
         resource = client.get_messages_for_thread(message_id)
         raise Common::Exceptions::RecordNotFound, message_id if resource.blank?