v2.0.0 of myaza_kyc_sdk_flutter

Myaza KYC SDK — ID verification, liveness detection, and document OCR for Flutter Changelog excerpt: First release on pub.dev, under the package's final name. - Package renamedto myaza_kyc_sdk_flutter(import package:myaza_kyc_sdk_flutter/myaza_kyc_sdk_flutter.dart). - Environment is derived from the API key prefix— the environmentconfig field is gone. pk_test_…→ sandbox (sandbox.identity.myaza.app), pk_live_…→ production. - **Flutter 3.27+ / Dart 3.6+**is now the minimum supported toolchain. - Docs: added a Requirements section (iOS 13.0, Android minSdk 21, camera permission setup).