Update docs.audius.org

[raymondjacobson]

Description

A bunch of changes to make docs.audius.org make more sense alongside docs.openaudio.org

1. New home page / layout
2. Remove useless stuff no one cares about
3. Generate new API docs and give people everything

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide repro instructions & any configuration.

Deployed and available at https://a5bff318.docs-eaf.pages.dev
Will also map docs.audius.co to it after PR is approved.

[changeset-bot]

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Latest commit: 33e8cab

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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