Edit the Discord guide

Fix the link for downloading the application icon, which is 404ing.

Author: ptgott

docs/pages/identity-governance/access-request-plugins/ssh-approval-discord.mdx

@@ -5,6 +5,7 @@ description: How to set up Teleport's Discord plugin for privilege elevation app
 ---
 
 import BotLogo from "/static/avatar_logo.png";
+import AppIcon from "@version/docs/img/sso/onelogin/teleport.png";
 
 This guide will explain how to set up Discord to receive Access Request messages
 from Teleport. Teleport's Discord integration notifies individuals and channels of
@@ -74,10 +75,12 @@ you must register a new app with the Discord API.
 
 ### Create your application
 
-Visit [https://discord.com/developers/applications](https://discord.com/developers/applications)
-to create a new Discord application. Click "New Application" and name the application "Teleport".
-
-Set the application icon ([download application icon here](../../../img/sso/onelogin/teleport.png)).
+1. Visit
+   [https://discord.com/developers/applications](https://discord.com/developers/applications)
+   to create a new Discord application. Click "New Application" and name the
+   application "Teleport".
+1. <a href={AppIcon} download>Download the application icon.</a>
+1. Set the application icon.
 
 ### Create the application bot