Update split_util.c

keyboards/lets_split/split_util.c

@@ -22,7 +22,7 @@ static void setup_handedness(void) {
     isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
   #else
     // I2c_MASTER_RIGHT ish deprecate use MASTER_RIGHT instead since this works for both serial and i2c:
-    #if defined (I2C_MASTER_RIGHT) || defined (MASTER_RIGHT)
+    #if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
       isLeftHand = !has_usb();
     #else
       isLeftHand = has_usb();