This commit improves some of the comments for the Wifi Hidl APIs.
Bug: 148236141
Test: No test is done
Change-Id: Iff6b191c8b258615ddaacad570b81f0ada968ed4
Add getFactoryMacAddress method to retrieve the factory MAC of Sta
interface.
Bug: 111634904
Test: Manual Verification
Test: run vts with command "mma -j64 && adb sync data && adb shell data/nativetest64/VtsHalWifiV1_3TargetTest/VtsHalWifiV1_3TargetTest"
Change-Id: I82b47366d3576201ef54a4e89a3f864c31fff42c
Gets additional scan related information from legacy_hal up to
framework.
Bug: 77603419
Test: compile, unit tests
Change-Id: I9c948166b640af192c8e6f85ed6c76719e0937a4
