v2.0.0-dev.2 of apple_sign_in_plugin

Sign in with Apple for iOS, macOS, Android, Web, Windows, and Linux — native on Apple platforms, Apple's own web flow elsewhere. No third-party Apple Sign-In SDK. Changelog excerpt: - Fixed dependency constraints on all platform packages and `apple_sign_in_plugin_platform_interface`(were `^0.0.1`, which doesn't match any published version — only `-dev`prereleases exist — so `pub…