Update item.func.php

That's the correct typo.

include/game/item.func.php

@@ -1443,7 +1443,7 @@ function itemuse($itmn,&$data=NULL) {
 			$dice = diceroll(1000);
 			if($dice <= 420){
 				$itemflag = $lesserdata;
-			if($dice <= 740){
+			}elseif($dice <= 740){
 				$itemflag = $item;
 			}elseif($dice <= 927){
 				$itemflag = $constructs;