WifiNative: Retrieve supported features after client mode switch

This is especially needed when switching from scan only to connect mode
(because supplicant features can only be queried in connect mode).

Bug: 142772658
Test: atest com.android.server.wifi
Change-Id: I1f5c13d365a08db1905a754dd5e16cdaf4852516
2 files changed
tree: 1bdd044167eb1c68c7912ae6169623fe9b55ec85
  1. service/
  2. PREUPLOAD.cfg