docs: 修复接口文档中 LocalDateTime 类型数据的示例信息不显示的问题

continew-admin-monitor/src/main/java/top/charles7c/cnadmin/monitor/model/vo/LogVO.java

@@ -57,6 +57,6 @@ public class LogVO implements Serializable {
     /**
      * 创建时间
      */
-    @Schema(description = "创建时间", example = "2023-08-08 08:08:08")
+    @Schema(description = "创建时间", example = "2023-08-08 08:08:08", type = "string")
     private LocalDateTime createTime;
 }