LoadItemScript should return a borrowed ptr

CInterface/Battling/ScriptResolver.cpp

@@ -16,5 +16,5 @@ export_func u8 CreatureLib_ScriptResolver_LoadScript(BattleScript*& out, ScriptR
 
 export_func u8 CreatureLib_ScriptResolver_LoadItemScript(ItemUseScript*& out, ScriptResolver* p,
                                                          const CreatureLib::Library::Item* item) {
-    Try(out = p->LoadItemScript(item).TakeOwnership();)
+    Try(out = p->LoadItemScript(item);)
 };

src/Battling/ScriptHandling/ScriptResolver.hpp

@@ -24,7 +24,7 @@ namespace CreatureLib::Battling {
             return nullptr;
         };
 
-        virtual ArbUt::OptionalUniquePtr<ItemUseScript>
+        virtual ArbUt::OptionalBorrowedPtr<ItemUseScript>
         LoadItemScript([[maybe_unused]] const CreatureLib::Library::Item* non_null item) {
             return nullptr;
         };