wifi: rtw89: phy: set channel_info for WiFi 7 chips

The channel_info is hardware settings to reflect operational status, such
as scale factor, report unit, buffer matrix size, RU size and so on. Then,
we can get desired reports to do further tuning.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240105064440.36926-1-pkshih@realtek.com