rtl_bt: Update RTL8852C BT USB firmware to 0xD5B8_A40A

This firmware patch update for Realtek RTL8852C BT USB controller.

Release Version: 0xD5B8_A40A

Signed-off-by: Hilda Wu <hildawu@realtek.com>
Signed-off-by: Josh Boyer <jwboyer@kernel.org>