WifiServiceImpl: Move the feature set overrides to WifiServiceImpl

ClientModeImpl's supported feature set logic is only needed to wrap the
native call, the rest of the feature set modifications based on overlays
(& HalDeviceManager interactions in the next CL) can be done in
WifiServiceImpl.

Bug: 141452146
Test: atest com.android.server.wifi
Change-Id: I4a55ab529c2ac18f56630c654c9c1800d477e33e
4 files changed
tree: 3a50e262c2b3436be944d87e208a43c617adddf7
  1. apex/
  2. service/
  3. PREUPLOAD.cfg