希望在用户编辑页面中添加禁止用户修改密码选项

### Please make sure of the following things

- [X] I have read the [documentation](https://alist.nn.ci).
- [X] I'm sure there are no duplicate issues or discussions.
- [X] I'm sure this feature is not implemented.
- [X] I'm sure it's a reasonable and popular requirement.

### Description of the feature / 需求描述

私人的alist给朋友们和群友们创建分享账号后,不希望用户私自修改账号密码而导致大家都用不了,只能等管理员重置.
所以希望系统管理员可以给指定用户设置禁止修改密码.

### Suggested solution / 实现思路

在用户-指定用户-编辑页-添加禁止用户修改密码选项

### Additional context / 附件

_No response_