[][MAC80211][hostapd][only enable inband discovery runtime command in 6GHz band]

Fix the hostapd interface up error when driver doesn't support fils discovery.
Add the limitation for executing fils discovery function.
Note: This runtime command is only for 6GHz band.

Add hostapd_cli command:
hostapd_cli unsolic_probe_resp [tx_type] [interval]

0: disable all in-band discovery
1: enable unsolicited probe response
2: enable FILS discovery


Change-Id: Ic7e3acfe072472365a94d1a15dc481e2d03794ef
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6151394
1 file changed