Remove deprecated methods [SDK-2893]

[Widcket]

Changes

⚠️ THIS PR CONTAINS BREAKING CHANGES

All the deprecated methods were removed, along with the types that became unused as a result.

Methods removed

Authentication client

• login(usernameOrEmail:password:multifactorCode:connection:scope:parameters:)
• signUp(email:username:password:connection:userMetadata:scope:parameters:)
• tokenInfo(token:)
• userInfo(token:)
• loginSocial(token:connection:scope:parameters:)
• tokenExchange(withAppleAuthorizationCode:scope:audience:fullName:)
• delegation(withParameters:)

Web Auth

• useUniversalLink()

Credentials Manager

• enableTouchAuth(withTitle:cancelTitle:fallbackTitle:)

Global functions

• resumeAuth(_:options:) (iOS only)
• resumeAuth(_:) (macOS only)

Types removed

Protocols

• AuthProvider
• NativeAuthTransaction

Typealiases

• A0URLOptionsKey (iOS only)

Structs

• NativeAuthCredentials
• ConcatRequest

Classes

• Profile
• Identity

Also, the contents of UIApplication+Shared.swift and NSApplication+Shared.swift were integrated into MobileWebAuth.swift and DesktopWebAuth.swift, respectively.

Testing

• This change adds unit test coverage
• This change has been tested on the latest version of the platform/language or why not

Checklist

• I have read the Auth0 general contribution guidelines
• All existing and new tests complete without errors
• All active GitHub checks have passed