Remove test mapping file for acloud_test am: 810d359137 am: 9d91fb7665 am: 085ccc3448

Original change: https://android-review.googlesource.com/c/platform/external/python/mock/+/1550097

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I65902d1286c46e1476c63de5728deffccfe7dc5b