Modified the launcher a bit to cut down on redundant code.

linux-game-manager.sh

@@ -247,23 +247,22 @@ game_launcher() {
     case "${game}" in
         "Aliens")
             open_url "https://files.jantrid.net/aliens/"
-            exit 0
             ;;
         "QuentinC Play Room")
             open_url "https://qcsalon.net/"
-            exit 0
             ;;
         "Trigaea")
             open_url "https://ryngm.itch.io/trigaea"
-            exit 0
             ;;
         "Donate")
             open_url "https://ko-fi.com/stormux"
-            exit 0
+            ;;
+            *)
+                pushd "${game%/*}"
+                exec ${game%|}
             ;;
     esac
-    pushd "${game%/*}"
-    exec ${game%|}
+    exit 0
 }