post-review updates

Author: chalin

public/docs/ts/latest/guide/router.jade

@@ -1695,7 +1695,7 @@ figure.image-display
 
   We'll add the `NavigationExtras` object to our `router.navigate` method that navigates us to our `/login` route.
 
-+makeExcerpt('router/ts/app/auth-guard.service.ts (v3)', '')
++makeExcerpt('app/auth-guard.service.ts (v3)', '')
 
 :marked
   We can also **preserve** query parameters and fragments across navigations without having to re-provide them
@@ -1794,7 +1794,7 @@ figure.image-display
   to break our `CrisisCenterModule` into a completely separate module. In our `app.module.ts`, we'll remove our `CrisisCenterModule` from the
   `imports` array since we'll be loading it on-demand an we'll remove the imported `CrisisCenterModule`.
 
-+makeExcerpt('router/ts/app/app.module.ts (final)', '')
++makeExcerpt('app/app.module.ts (final)', '')
 
 :marked
   If our initial redirect went to `/heroes` instead of going to `/crisis-center`, the `CrisisCenterModule` would not be loaded until the user