Wifistack: Request signature permissions

Changes in the CL:
a) Revert "Wifistack: Request INTERACT_ACROSS_USERS permission"
This reverts commit eccac9694bbf73b10b8f692b9853d08ae038f4e1.
b) Revert "WifiStack: Use UserHandle.CURRENT_OR_SELF temporarily"
This reverts commit 74ecab85c28926eb125e945a3906611bfea23227.
c) Add INTERACT_ACROSS_USERS_FULL signature permissions which
we can obtain now because of the wifi protection level.

Bug: 142234604
Bug: 142301155
Test: Can provision & connect to R2 passoint network

Change-Id: I73361a8a0d8abb6feb5b9d563322457ce25b2382
5 files changed
tree: f830185d68c537900f05180fe5fbb64f84f0d1a5
  1. service/
  2. PREUPLOAD.cfg