rtw88: coex: Update rtl8822c COEX version to 22020720

Enable Wi-Fi/BT mailbox 0x45 handshake and Wi-Fi MIMO power save
mechanism for Bluetooth gaming controller.

BTCOEX Version: 22020720-2020
Desired_BT_Coex_Ver: 0x20
Desired_WL_FW_Ver: 9.9.11
Signed-off-by: Ching-Te Ku <ku920601@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/20220215004855.4098-7-pkshih@realtek.com

drivers/net/wireless/realtek/rtw88/rtw8822c.c

@@ -5374,8 +5374,8 @@ struct rtw_chip_info rtw8822c_hw_spec = {
 	.wowlan_stub = &rtw_wowlan_stub_8822c,
 	.max_sched_scan_ssids = 4,
 #endif
-	.coex_para_ver = 0x2103181c,
-	.bt_desired_ver = 0x1c,
+	.coex_para_ver = 0x22020720,
+	.bt_desired_ver = 0x20,
 	.scbd_support = true,
 	.new_scbd10_def = true,
 	.ble_hid_profile_support = true,