Fix Game lists not working on legacy mm servers

This happens because InnerNetClient.CoConnect now sets the default
LastDisconnectReason to Unknown instead of ExitGame, which breaks the
public game list screen.

Co-Authored-By: Edward Smale <essmale2005@gmail.com>

Reactor/Patches/Fixes/CoFindGamePatch.cs

@@ -0,0 +1,18 @@
+using HarmonyLib;
+
+namespace Reactor.Patches.Fixes;
+
+/// <summary>
+/// Fixes Game Lists not working on servers using legacy matchmaking.
+/// </summary>
+[HarmonyPatch(typeof(AmongUsClient._CoFindGame_d__3), nameof(AmongUsClient._CoFindGame_d__3.MoveNext))]
+internal static class CoFindGamePatch
+{
+    public static void Prefix()
+    {
+        if (AmongUsClient.Instance.LastDisconnectReason == DisconnectReasons.Unknown)
+        {
+            AmongUsClient.Instance.LastDisconnectReason = DisconnectReasons.ExitGame;
+        }
+    }
+}