update flutter

Author: Karl Heinz Struggl

includes/dart-integrations/app-start-instrumentation.mdx

@@ -31,7 +31,7 @@ When the SDK receives the start and end times of the app launch, the SDK:
 
 <Alert>
 
-Sentry's App Start instrumentation aims to be as comprehensive and representative of the user experience as possible, and adheres to guidelines by the platform vendors. For this reason, App Starts reported by Sentry might be longer than what you see in other tools. Reaad more on the [Apple App Start docs](/platforms/apple/guides/ios/tracing/instrumentation/automatic-instrumentation/#app-start-tracing) and [Android App Start docs](/platforms/android/tracing/instrumentation/automatic-instrumentation/#app-start-instrumentation).
+Sentry's App Start instrumentation aims to be as comprehensive and representative of the user experience as possible, and adheres to guidelines by the platform vendors. For this reason, App Starts reported by Sentry might be longer than what you see in other tools.
 
 </Alert>