docs(overview/modules): english typo fix

Author: wilfreud

content/modules.md

@@ -19,7 +19,7 @@ The module **encapsulates** providers by default. This means that it's impossibl
 
 #### Feature modules
 
-The `CatsController` and `CatsService` belong to the same application domain. As they are closely related, it makes sense to move them into a feature module. A feature module simply organizes code relevant for a specific feature, keeping code organized and establishing clear boundaries. This helps us manage complexity and develop with [SOLID](https://en.wikipedia.org/wiki/SOLID) principles, especially as the size of the application and/or team grow.
+The `CatsController` and `CatsService` belong to the same application domain. As they are closely related, it makes sense to move them into a feature module. A feature module simply organizes code relevant for a specific feature, keeping code organized and establishing clear boundaries. This helps us manage complexity and develop with [SOLID](https://en.wikipedia.org/wiki/SOLID) principles, especially as the size of the application and/or team grows.
 
 To demonstrate this, we'll create the `CatsModule`.