Staging: asus_oled: asus_oled.c: Checkpatch cleanup

drivers/staging/asus_oled/asus_oled.c:774: ERROR: code indent should use tabs where possible
Signed-off-by: NAndrea Gelmini <andrea.gelmini@gelma.net>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/asus_oled/asus_oled.c

@@ -771,7 +771,7 @@ static struct usb_driver oled_driver = {
 };
 
 static CLASS_ATTR_STRING(version, S_IRUGO,
-		 	ASUS_OLED_UNDERSCORE_NAME " " ASUS_OLED_VERSION);
+			ASUS_OLED_UNDERSCORE_NAME " " ASUS_OLED_VERSION);
 
 static int __init asus_oled_init(void)
 {