rtw89: 8922a: add firmware v0.35.18.0

8922A is a 802.11be WiFi 7 chip which can support 2x2 4096QAM 160MHz
channel bandwidth on 2/5/6GHz bands. Add initial firmware to support it.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>

WHENCE

@@ -3212,16 +3212,20 @@ Licence: Redistributable. See LICENCE.rtlwifi_firmware.txt for details.
 
 --------------------------------------------------------------------------
 
-Driver: rtw89 - Realtek 802.11ax WLAN driver for RTL8851B/RTL8852A/RTL8852B/RTL8852C
+Driver: rtw89 - Realtek 802.11ax and 802.11be WLAN driver
 
 File: rtw89/rtw8851b_fw.bin
 File: rtw89/rtw8852a_fw.bin
 File: rtw89/rtw8852b_fw.bin
 File: rtw89/rtw8852b_fw-1.bin
 File: rtw89/rtw8852c_fw.bin
+File: rtw89/rtw8922a_fw.bin
 
 Licence: Redistributable. See LICENCE.rtlwifi_firmware.txt for details.
 
+   These firmware support 802.11ax chips including RTL8851B, RTL8852A,
+   RTL8852B and RTL8852C and 802.11be chip including RTL8922A.
+
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 Driver: rtl8192ee - Realtek 802.11n WLAN driver for RTL8192EE