Update README.md

Author: kvs

README.md

@@ -16,7 +16,7 @@ A Flutter wrapper for [HealthKitReporter](https://cocoapods.org/pods/HealthKitRe
 - Add this to your package's pubspec.yaml file:
 ``` Dart
 dependencies:
-     health_kit_reporter: ^1.5.2
+     health_kit_reporter: ^2.0.4
 ```
 - Get dependencies