[WhiteScan] fix unreachable logic

src/sql/resolver/expr/ob_raw_expr.cpp

@@ -2789,10 +2789,10 @@ int ObSysFunRawExpr::check_param_num_internal(int32_t param_num, int32_t param_c
       }
       break;
     }
+  }
   if (OB_UNLIKELY(OB_ERR_PARAM_SIZE == ret)) {
       LOG_USER_ERROR(OB_ERR_PARAM_SIZE, func_name_.length(), func_name_.ptr());
   }
-  }
   return ret;
 }