message: docs: fix typo in section introduction
  PR Close
diff: @@ -267,7 +267,7 @@ Use the CLI to create the `MessagesComponent`.
  ng generate component messages
  </code-example>
  -The CLI creates the component files in the `src/app/messages` folder and declare `MessagesComponent` in `AppModule`.
  +The CLI creates the component files in the `src/app/messages` folder and declares the `MessagesComponent` in `AppModule`.
  Modify the `AppComponent` template to display the generated `MessagesComponent`
  