chore: mention prettier in gettingStarted [LIBS-646]

docs/getting-started.md

@@ -69,14 +69,18 @@ be added to the project using the `add` command.
 
 The structure is: `d2-style add {tool} {template}`
 
-```sh
-# to add the default eslint configuration
-yarn d2-style add eslint
+To add the default react eslint configuration:
 
-# to add the react eslint configuration
+```sh
 yarn d2-style add eslint react
 ```
 
+To add prettier configuration:
+
+```sh
+yarn d2-style add prettier
+```
+
 To add Git hooks, the format is:
 
 ```sh