[Feature] Wireguard Peer Status #790

Is your feature request related to existing pfSense functionality that is missing from the API? Please describe.

wg/status_wireguard.php

Is your feature request related to a problem? Please describe.

Working on h44z/wg-portal#551 - And for proper functionality, I'm missing the peer status - Latest Handshake, Endpoint, Rx,Tx, etc.

Describe the solution you'd like
A clear and concise description of what you want to happen.

For the API to support current peer status for the peer/peers or even tunnel/tunnels endpoints.