fix : Fix logic error in slice() method

Author: PresentKim

src/kim/present/lib/arrayutils/ArrayUtils.php

@@ -864,9 +864,9 @@ protected static function __slice(array $from, int $start = 0, int $end = null,
         $max = $end < 0 ? max($count + $end, 0) : min($end, $count);
         for(; $i < $max; ++$i){
             if($preserveKeys){
-                $from[$keys[$i]] = $values[$i];
+                $array[$keys[$i]] = $values[$i];
             }else{
-                $from[] = $values[$i];
+                $array[] = $values[$i];
             }
         }