Make the last couple classes use smart pointers.

src/Battling/TurnChoices/FleeTurnChoice.hpp

@@ -7,7 +7,7 @@
 namespace CreatureLib::Battling {
     class FleeTurnChoice : public BaseTurnChoice {
     public:
-        FleeTurnChoice(Creature* user) : BaseTurnChoice(user) {}
+        FleeTurnChoice(ArbUt::BorrowedPtr<Creature> user) : BaseTurnChoice(user) {}
 
         TurnChoiceKind GetKind() const noexcept override { return TurnChoiceKind ::Flee; }
         size_t ScriptCount() const override { return GetUser()->ScriptCount(); }