update screenshots

Author: buenaflor

docs/platforms/flutter/configuration/releases.mdx

@@ -66,7 +66,7 @@ In order to monitor release health, the SDK sends session data.
 
 <Note>
 
-Release health in Flutter is only available for Android and iOS and macOS.
+Release health in Flutter is only available for Android, iOS and macOS.
 
 </Note>
 

platform-includes/configuration/auto-session-tracking/flutter.mdx

@@ -8,16 +8,16 @@ By default, the session is terminated once the application is in the background
 SentryFlutter.init((options) {
   // Change timeout duration until session is terminated in background
   options.autoSessionTrackingInterval = const Duration(seconds: 60)
-}, appRunner: () => runApp(MyApp()));
+});
 ```
 
 #### Disable Auto Session Tracking
 
-If you'd like to opt out of capturing sessions, set the option `enableAutoSessionTracking` to `false`.
+If you'd like to opt out of capturing sessions, set the option `enableAutoSessionTracking` to `false`. If you disable this feature, release health will not be available.
 
 ```dart
 SentryFlutter.init((options) {
   // Disable auto session tracking
   options.enableAutoSessionTracking = false;
-}, appRunner: () => runApp(MyApp()));
+});
 ```

platform-includes/enriching-events/attach-screenshots/flutter.mdx

@@ -15,14 +15,12 @@ await SentryFlutter.init(
 );
 ```
 
-### Filtering Screenshots
+## Filtering Screenshots
 
-You can filter your screenshots by using the `beforeScreenshot` callback which is called before adding a screenshot to an event.
+You can filter your screenshots by using the `beforeScreenshot` callback which is called before attaching a screenshot to an event. By default, the callback returns `true` which means that all screenshots are attached.
 
 If the callback returns `false`, the screenshot will not be attached.
 
-By default, the callback returns `true` which means that all screenshots are attached.
-
 ```dart
 await SentryFlutter.init((options) {
   options.beforeScreenshot = (event, {hint}) {