request: automatic dehoist

[RedStar071]

Is there an existing issue or pull request for this?

• I have searched the existing issues and pull requests

Feature description

Many members join a server with an hoisted username.

Desired solution

Skyra should support automatic de-hoisting when a member joins the server. This might need to take #2200 into account to not run into nickname conflicts, and togglable option

Alternatives considered

N/A

Additional context

#222 in #suggestions