Bluetooth: btrtl: enable Realtek 8822C/8852A to support AOSP extension

This patch enables Realtek 8822C and 8852A to support the AOSP
extension.

Reviewed-by: Miao-chen Chou <mcchou@chromium.org>
Signed-off-by: Joseph Hwang <josephsih@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>