chore: remove usage of P2P (#875)

* chore: remove usage of P2P

* chore: update wording

Author: Katie Horne

admin/stun.md

@@ -1,6 +1,6 @@
 ---
 title: "Direct workspace connections"
-description: Learn how to enable P2P connections to workspaces.
+description: Learn how to enable direct connections to workspaces.
 ---
 
 Coder supports the use of [WebRTC STUN](https://en.wikipedia.org/wiki/STUN),
@@ -10,7 +10,8 @@ workspaces help avoid the need to proxy traffic, reducing latency.
 To connect to workspaces using WebRTC STUN:
 
 1. In the Coder UI, go to **Manage** > **Admin** > **Infrastructure**.
-1. Scroll down to **P2P workspace connections**, and provide the **STUN URI**.
+1. Scroll down to **Direct workspace connections**, and provide the **STUN
+   URI**.
 
 > If you don't have a STUN server, you can use Google's publicly accessible
 > option. The URL for Google's STUN server is `stun:stun.l.google.com:19302`.