Use you as the pronoun

docs/docs/typescript.md

@@ -22,7 +22,7 @@ export default function IndexRoute(props: PageProps) {
 }
 ```
 
-In this example, we are using the power of TypeScript, in combination with exported types from Gatsby (`PageProps`) to tell this code what props is. This can greatly improve your developer experience by letting your IDE show you what properties are injected by Gatsby. To see all of the types available look at our [TypeScript definition file](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby/index.d.ts).
+The example above uses the power of TypeScript, in combination with exported types from Gatsby (`PageProps`) to tell this code what props is. This can greatly improve your developer experience by letting your IDE show you what properties are injected by Gatsby. To see all of the types available look at our [TypeScript definition file](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby/index.d.ts).
 
 ## Other resources