[Improvement] When creating a tenant, password verification and hints should also be performed when generating an administrator account.

### Improvement Description

租户创建的时候，生成管理员账号应该也要做密码校验和提示
<img width="585" height="587" alt="Image" src="https://github.com/user-attachments/assets/c0ec10e9-eca5-45fa-b61d-cfafd9060d9a" />