IMSI protection notification

When a SIM-based network in the range, if it has no IMSI privacy
protection, will send a notifiction to user. If user allow exemption,
this network will be considered auto connect next time.

Bug: 142001564
Test: atest com.android.server.wifi

Change-Id: If94893eb9d6b11abafa197a83c4f3d5f0245f973
12 files changed
tree: 84a864af0305c2e63d2e0127a9c8f7418c602773
  1. apex/
  2. service/
  3. PREUPLOAD.cfg