Bluetooth: mediatek: trivial typo fix

add a trivial typo fix from speicfic to specific

Fixes: 7237c4c9 ("Bluetooth: mediatek: Add protocol support for MediaTek serial devices")
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

drivers/bluetooth/btmtkuart.c

@@ -107,7 +107,7 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev, u8 op, u8 flag, u16 plen,
 	 * Complete as with usual HCI command flow control.
 	 *
 	 * After sending the command, wait for BTMTKUART_TX_WAIT_VND_EVT
-	 * state to be cleared. The driver speicfic event receive routine
+	 * state to be cleared. The driver specific event receive routine
 	 * will clear that state and with that indicate completion of the
 	 * WMT command.
 	 */