Update platform-includes/debug-symbols/dart-plugin/flutter.mdx

Co-authored-by: Alex Krawiec <[email protected]>

Author: smeubank

platform-includes/debug-symbols/dart-plugin/flutter.mdx

@@ -46,7 +46,7 @@ For more information, read the [Sentry Dart Plugin README](https://github.com/ge
 
 ## Building Your Application
 
-Before running the plugin, build your Flutter application with one of the following commands. Obuscated is encouraged for production builds, and will make uploading debug symbols necessary to get readable stack traces.
+Before running the plugin, build your Flutter application with one of the following commands. Obfuscated is encouraged for production builds, and will make uploading debug symbols necessary to get readable stack traces.
 
 ```bash {tabTitle: Obfuscated}
 flutter build apk --obfuscate --split-debug-info=<output-directory>