Auri: Release request (v2.0.0-next.0)

[pilcrowonpaper]

Major changes

• createAuthorizationURL() no longer returns a Promise
• validateAuthorizationCode() and refreshAccessToken() returns OAuth2Tokens
• validateAuthorizationCode() and refreshAccessToken() can throw one of OAuth2RequestError, ArcticFetchError, or Error
• Scopes are no longer set by default, including openid and those required by the provider
• Updated parameters for Apple, GitHub, GitLab, MicrosoftEntraId, MyAnimeList, Okta, Osu, and Salesforce
• Removed options.scope parameter from createAuthorizationURL()
• Removed OAuth2Provider and OAuth2ProviderWithPKCE
• Replace Slack with SlackApp and SlackOpenID
• Remove Keycloak

  Minor changes

• Add refreshAccessToken() to GitHub
• createAuthorizationURL() returns AuthorizationCodeAuthorizationURL
• Add decodeIdToken()
• Add token revocation API