Add binary firmware for MT7922 based devices File: mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin Version: 20210727184234a File: mediatek/WIFI_RAM_CODE_MT7922_1.bin Version: 20210727184325 Signed-off-by: Deren Wu <deren.wu@mediatek.com> Signed-off-by: Josh Boyer <jwboyer@kernel.org>