Point at Steam forum post

Author: Quitch

modinfo.json

@@ -8,7 +8,7 @@
   "build": "112595",
   "date": "2019/01/12",
   "signature": " ",
-  "forum": "https://forums.planetaryannihilation.com/threads/client-all-in-one-spectator-tab.73161/",
+  "forum": "https://steamcommunity.com/app/386070/discussions/0/1694914736008697542/",
   "icon": "https://i.imgur.com/oF09PFr.jpg",
   "category": ["ui", "classic", "titans"],
   "priority": 100,