Add support for API to query for 802.11 standards support

This commit adds support to query for support of different 802.11 standards.
Note that for 11ax support, an overlay config may override the result.

Bug: 143543900
Bug: 134688244
Bug: 144576344
Test: atest com.android.wifi.server
Change-Id: I7d77bd7a6a10bbb9e1e87925191159db83b92bd8
8 files changed