Rename to align to template

Author: pdenert

src/content/cookbook/testing/integration/introduction.md

@@ -35,7 +35,7 @@ However, `integration_test` can't interact with native platform UI,
 such as permission dialogs, notifications, or the contents of
 platform views.
 
-### Patrol
+### `patrol` package
 
 [Patrol][] is an open-source testing framework that builds on top
 of Flutter's testing capabilities. It extends `integration_test`