wifi: rtw89: read hardware capabilities part 1 via firmware command

Firmware after version 0.35.51.0 defines and exports more hardware
capabilities, which driver will consider reported QAM field as
EHT MCS capability to register hardware.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250108020955.14668-2-pkshih@realtek.com