[WIKI] Declared Semantics contains dead links to Aria

[Webbanditten]

The following links are dead

• ARIA Roles Model
• ARIA States and Properties

It's new address is
ARIA Roles Model https://www.w3.org/TR/wai-aria-1.1/#usage_intro
ARIA States and Properties https://www.w3.org/TR/wai-aria-1.1/#introstates

[JanMiksovsky]

Thanks for the issue.

I seem to have lost edit rights to this wiki which I created. It might take me a while to untangle that problem before I can make these edits.