Merge pull request #3892 from Muchiri-cmd/patch-1

Update part10b.md

Author: mluukkai

src/content/10/en/part10b.md

@@ -608,7 +608,7 @@ const SignIn = () => {
 export default SignIn;
 ```
 
-Set up a route for this <em>SignIn</em> component in the <em>Main</em> component. Also, add a tab with the text "Sign in" to the app bar next to the "Repositories" tab. Users should be able to navigate between the two views by pressing the tabs (hint: you can use the React router's [Link](https://reactrouter.com/en/6.4.5/components/link-native) component).
+Set up a route for this <em>SignIn</em> component in the <em>Main</em> component. Also, add a tab with the text "Sign in" to the app bar next to the "Repositories" tab. Users should be able to navigate between the two views by pressing the tabs (hint: you can use the React router's [Link](https://reactrouter.com/6.4.5/components/link-native) component).
 
 #### Exercise 10.7: scrollable app bar