refactor(voice): Rewrite Voice Internals & DAVE Support

[DA-344]

Summary

Rewrites voice internals to have a cleaner, easier-to-maintain, voice implementation.

Adds support for DAVE connections.

Voice receive is currently broken

-> This code is partially inspired on discord.py's current voice implementation

Information

• This PR fixes an issue.
• This PR adds something new (e.g. new method or parameters).
• This PR is a breaking change (e.g. methods or parameters removed/renamed).
• This PR is not a code change (e.g. documentation, README, typehinting,
  examples, ...).

Checklist

• I have searched the open pull requests for duplicates.
• If code changes were made then they have been tested.
  • I have updated the documentation to reflect the changes.
• If type: ignore comments were used, a comment is also left explaining why.
• I have updated the changelog to include these changes.

Related

Fixes #2833

[DA-344]

once i manage to fix tests this pr will be ready for review.

[Paillat-dev]

Nice, thank you a lot for the work !

[Paillat-dev]

@DA-344 The fix for the tests is quite easy, just edit the pyproject.toml

[tool.tox.env_run_base]
description = "run unit tests"
commands = [["pytest", { replace = "posargs", default = ["tests"], extend = true }]]
dependency_groups = ["test"]
extras = ["voice"]

Should be enough.