Suspense key attribute

[K1ssSh0t]

Goals

1.Add example of the use of the key attribute for suspense
2.
3.

Non-Goals

Background

The use the key attribute solves a problem when using a router.push() for searchParams, and this has been say in pass commits and marked as solved, but it hasn't been added in the documentation.

Proposal

Add this to the documentation , Yes