yarl in oauth2 url generator

[OseSem]

Summary

Using yarl for adding params to the oauth url.

What is the feature request for?

The core library

The Problem

If anything goes wrong with wrong params atleast it gives an error and does not just return it. Also right now there are a lot of if calls after eachother while it can be fixed with 1 function.
https://github.com/DisnakeDev/disnake/blob/master/disnake/utils.py#L322-L332

The Ideal Solution

You use yarl.URL("standard oauth url").with_query(params) or yarl.build().

The Current Solution

No response

Additional Context

No response