[RTT] Deprecate old feature availability APIs

Wi-Fi RTT feature availability has been using PackageManager feature
flags since P. WifiManager legacy API for feature availability should
have been deprecated.

Bug: 122969274
Test: atest android.net.wifi
Change-Id: Ic7016df77aa295367ae93e94666665c9192a4024
1 file changed
tree: 0b287ef154e74d2a8a6dde2e3ac2c8dc5dceeb5f
  1. framework/
  2. OsuLogin/
  3. OWNERS