Add the ability to show badges for “experimental” or “recommended”

[adamsilver]

Status to be defined (we don't know what we needed yet).

Wider problem: governance and quality

[trevorsaint]

We can simply use GDS's existing tag for this. I’ve added an example for the timeline component. We can discuss this further when you return.

I think if an item is approved or good to use, do we really need to specify this? It might be best just notifying users that a component is experimental. Looking at our existing pattern library we seem to be using the following:

• Approved
• Internal use only
• Draft