ISupplicantStaNetwork save & load WifiConfigs

Methods to set/get network variables from wpa_supplicant to
WifiConfiguration & vice versa.

TODO: Enterprise config params will be added in a further CL.

Test: Unit tests
Bug: 33383725
Change-Id: Ib002266a93b4738d0634cd1bbc925b61a86c1df7
6 files changed
tree: 6d08fad8debbc7dcaca5d2b7d551f68225219334
  1. libwifi_hal/
  2. libwifi_system/
  3. service/
  4. tests/
  5. PREUPLOAD.cfg