staging: rtl8723au: hal: Removed unnecessary braces.

This patch fixes "braces {} are not necessary for single statement
blocks" checkpatch.pl warning in hal_com.c

Signed-off-by: Aybuke Ozdemir <aybuke.147@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723au/hal/hal_com.c

@@ -742,9 +742,8 @@ void rtl8723a_fifo_cleanup(struct rtw_adapter *padapter)
 			if (!v32)
 				break;
 		} while (trycnt--);
-		if (trycnt == 0) {
+		if (trycnt == 0)
 			DBG_8723A("Stop RX DMA failed......\n");
-		}
 
 		/*  RQPN Load 0 */
 		rtl8723au_write16(padapter, REG_RQPN_NPQ, 0);