ath10k: QCA9888 hw2.0: update firmware-5.bin to 10.4-3.9.0.2-00040

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

WHENCE

@@ -3049,7 +3049,7 @@ Version: 10.2.4-1.0-00045
 Licence: ath10k/QCA9887/hw1.0/notice_ath10k_firmware-5.txt
 File: ath10k/QCA9888/hw2.0/board-2.bin
 File: ath10k/QCA9888/hw2.0/firmware-5.bin
-Version: 10.4-3.9.0.2-00024
+Version: 10.4-3.9.0.2-00040
 Licence: ath10k/QCA9888/hw2.0/notice_ath10k_firmware-5.txt
 File: ath10k/QCA9984/hw1.0/board-2.bin
 File: ath10k/QCA9984/hw1.0/firmware-5.bin