wifi: rtw89: 8852b: update BSS color mapping register

BSS color mapping register is different per IC, therefore, move this
register to chip_info and update the setting function. Without this patch,
wrong BSS color causes behavior abnormal, especially DL-OFDMA.

Signed-off-by: Eric Huang <echuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20221214091803.41293-1-pkshih@realtek.com