Fix throwing error on conflicts

lib/mod_list.dart

@@ -190,11 +190,11 @@ class ModList {
 
     // Only check each pair once
     for (final modId in activeModIds) {
-      Mod mod = mods[modId]!;
+      final mod = mods[modId]!;
 
       for (final incompId in mod.incompatibilities) {
         // Only process if other mod is active and we haven't checked this pair yet
-        if (activeMods.containsKey(incompId) && modId.compareTo(incompId) < 0) {
+        if (activeMods.containsKey(incompId)) {
           conflicts.add([modId, incompId]);
         }
       }
@@ -254,7 +254,7 @@ class ModList {
     }
 
     // Visit all nodes
-    for (Mod mod in mods.values) {
+    for (final mod in mods.values) {
       if (!mod.visited) {
         visit(mod);
       }