[Feature Request] add XTCP menu in frps dashboard

[verygoodlee]

Describe the feature request

There's a XTCP proxy, but I can't find it under the Proxies menu on the left.

Describe alternatives you've considered

N/A

Affected area

• [ ] Docs
• [ ] Installation
• [ ] Performance and Scalability
• [ ] Security
• [X] User Experience
• [ ] Test and Release
• [ ] Developer Infrastructure
• [ ] Client Plugin
• [ ] Server Plugin
• [ ] Extensions
• [ ] Others

[github-actions[bot]]

Issues go stale after 21d of inactivity. Stale issues rot after an additional 7d of inactivity and eventually close.