[devil] Add special system app removal logic
[devil] Add special system app removal logic

Adds a SPECIAL_SYSTEM_APPS dict and associated logic to system_app.py
in order to handle weird system apps that aren't installed in the
/system/ directory such as ArCore.

Change-Id: Ic889066d2198bf231db78a11996be85ca7d9090d
Reviewed-on: https://chromium-review.googlesource.com/c/1374272
Commit-Queue: Brian Sheedy <8cdc5cc1fa60ba15acb0d296e6f5592b7bb7d71c@chromium.org>
Reviewed-by: Ben Pastene <e214258550f76fa23ac7c1d953424f3f468f5c6b@chromium.org>

catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult