Merge changes I76177625,I4a55ab52,Ib84dc97d,I6f2f9275

* changes:
  ActiveModeManager: Method to check if STA/AP concurrency is supported
  WifiServiceImpl: Move the feature set overrides to WifiServiceImpl
  ActiveModeWarden: Register for iface availability callback
  WifiConfigStore: Use the OEM migration hook
tree: 032b4ac55b6d3af71022c619d5f290c9a336371d
  1. apex/
  2. service/
  3. PREUPLOAD.cfg