wifi: allow insecure enteprirse config when overlay is enabled

If config_wifiAllowInsecureEnterpriseConfigurationsForSettingsAndSUW is
enabled and "Do not validate" option is used, wifi service should
allow insecure enterprise config and display insecure enterprise
network warnings, but not Trust-on-First-Use dialogs.

Bug: 225092284
Test: atest FrameworksWifiTests
      connect to an EAP-PEAP network with "Do not validate" option.
Change-Id: Ide208309e7983c830eda15d10f729aba2a75d1f1
7 files changed