修复方法名typo

src/functions.php

@@ -616,7 +616,7 @@ if (!function_exists('make_belong_relation_function')) {
      * @param callable|null $callback 内嵌级联调用
      * @return Closure 返回关联关系的匿名函数
      */
-    function make_belong_lation_function($relationName, array &$mainModelColumns, $relationColumns = ['id', 'name'], $mainModelRelationKey = "", callable $callback = null)
+    function make_belong_relation_function($relationName, array &$mainModelColumns, $relationColumns = ['id', 'name'], $mainModelRelationKey = "", callable $callback = null)
     {
         $key = $mainModelRelationKey ? $mainModelRelationKey : $relationName . "_id";
         if (!in_array($key, $mainModelColumns)) array_push($mainModelColumns, $key);