Fixed activity can't be started

StartActivityAsUser requires INTERACT_ACROSS_USERS permission.
Test apps are already running as the foreground user. They can just
call StartActivity which does not require the INTERACT_ACROSS_USERS
permission.

Fix: 365861945
Test: Manual
Flag: EXEMPT bug fix
Change-Id: I91d80615d4aa50d221bb96d4f1c28de38700ae14
14 files changed