Bluetooth: btrtl: Add support for MSFT extension to rtl8821c devices

The rtl8821c class of Realtek devices does support the Microsoft
extensions and thus enable them.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

drivers/bluetooth/btrtl.c

@@ -122,6 +122,7 @@ static const struct id_table ic_id_table[] = {
 	{ IC_INFO(RTL_ROM_LMP_8821A, 0xc, 0x8, HCI_USB),
 	  .config_needed = false,
 	  .has_rom_version = true,
+	  .has_msft_ext = true,
 	  .fw_name  = "rtl_bt/rtl8821c_fw.bin",
 	  .cfg_name = "rtl_bt/rtl8821c_config" },