Bluetooth: hci_ldisc: Cleaned up coding style warnings

Fix for Cleanpatch warning:
Space prohibited between function name and open parenthesis '('
Signed-off-by: NPrasanna Karthik <mkarthi3@visteon.com>
Signed-off-by: NJohan Hedberg <johan.hedberg@intel.com>

drivers/bluetooth/hci_ldisc.c

@@ -770,7 +770,7 @@ static int __init hci_uart_init(void)
 
 	/* Register the tty discipline */
 
-	memset(&hci_uart_ldisc, 0, sizeof (hci_uart_ldisc));
+	memset(&hci_uart_ldisc, 0, sizeof(hci_uart_ldisc));
 	hci_uart_ldisc.magic		= TTY_LDISC_MAGIC;
 	hci_uart_ldisc.name		= "n_hci";
 	hci_uart_ldisc.open		= hci_uart_tty_open;