fix: 删除字典下的字典项方法缺失问题修复

src/main/java/com/youlai/system/service/impl/SysDictServiceImpl.java

@@ -187,7 +187,10 @@ public class SysDictServiceImpl extends ServiceImpl<SysDictMapper, SysDict> impl
             boolean result = this.removeById(id);
             if (result) {
                 // 删除字典下的字典项
-                dictItemService.removeByDictId(Convert.toLong(id));
+                dictItemService.remove(
+                        new LambdaQueryWrapper<SysDictItem>()
+                                .eq(SysDictItem::getDictId, id)
+                );
             }
         }
     }
@@ -201,7 +204,7 @@ public class SysDictServiceImpl extends ServiceImpl<SysDictMapper, SysDict> impl
     public List<Option> listDictItemsByCode(String code) {
         // 根据字典编码获取字典ID
         SysDict dict = this.getOne(new LambdaQueryWrapper<SysDict>()
-                        .eq(SysDict::getCode, code)
+                .eq(SysDict::getCode, code)
                 .select(SysDict::getId)
                 .last("limit 1")
         );