docs(guide/Component Router): adjust the order in the menu

Component Router should come after the menu topic Components as Components should be understood first
before Component Routers. This made it easier to read the Component Routers topic.

Closes #14214

docs/content/guide/component-router.ngdoc

@@ -1,6 +1,6 @@
 @ngdoc overview
 @name Component Router
-@sortOrder 305
+@sortOrder 306
 @description
 
 # Component Router
@@ -1041,4 +1041,4 @@ to prevent the `$routerCanDeactivate` hook from displaying the dialog box.
 ## Summary
 
 This guide has given an overview of the features of the Component Router and how to implement a simple
-application.
+application.