wifi: rtw89: Update EHT PHY beamforming capability

Adjust beamforming capabilities to accurately reflect the supported
EHT features by WiFi 7 chip 8922A. It includes 1) Unset EHT CQI
feedback and 16-subcarrier grouping. 2) Correct Beamformee SS value.
3) Enable partial and full bandwidth SU/MU feedback.

Signed-off-by: Kuan-Chung Chen <damon.chen@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240222064258.59782-3-pkshih@realtek.com