wifi: VTS test for getSupportedRadioCombinationsMatrix

This change added,
1. VTS test for getSupportedRadioCombinationsMatrix()
2. Skip test for getUsableChannels_1_6 if vendor doesn't
support

Bug: 220201314
Bug: 221389141
Bug: 220225758
Test: atest WifiChipHidlTest
Change-Id: I5ddbd4be68d74f1fa26584c94d5b10211261cc1a
1 file changed