HalDeviceManager: Use cached chip info for supportXXX API's

Use the cached chip info for API's that are used in servicing
WifiManager.getSupportedFeatures() API. These are static info and does
not change after initialization, so there is no benefit in re-fetching
the same info.

Bug: 183381936
Test: atest HalDeviceManagerTest
Change-Id: Iebb33ef4a21509f652f5da2450dafb1cc7557175
2 files changed