rtl8xxxu supports this chip now.

The firmware was extracted from the vendor driver
v5.8.6.2_35538.20191028_COEX20190910-0d02 from
https://github.com/BrightX/rtl8192fu

.

Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>