[ic-side-navigation] `expanded` prop in conjunction with React Router

[gd2910]

Summary of the bug

expanded prop should control ic-side-navigation in full and collapsed versions.

🪜 How to reproduce

Tell us the steps to reproduce the problem: See this StackBlitz

🧐 Expected behaviour

When a navigation-item is clicked the expanded menu should collapse. Consider changing the way the expanded prop is used or use an event to collapse the menu.