[Quest API] Add Mob/Entity type check methods to Perl/Lua (#3493)

* [Quest API] Add Mob/Entity type check methods to Perl/Lua

# Perl
- Add `$mob->IsAura()`.
- Add `$mob->IsEncounter()`.
- Add `$mob->IsMerc()`.
- Add `$mob->IsOfClientBot()`.
- Add `$mob->IsOfClientBotMerc()`.
- Add `$mob->IsTemporaryPet()`.

# Lua
- Add `entity:IsAura()`.
- Add `entity:IsOfClientBot()`.
- Add `entity:IsOfClientBotMerc()`.
- Add `mob:IsTemporaryPet()`.

* Update lua_entity.cpp

* Update lua_mob.cpp

zone/lua_mob.h

@@ -556,6 +556,7 @@ public:
 	Lua_Mob_List GetCloseMobList(float distance, bool ignore_self);
 	std::string GetClassPlural();
 	std::string GetRacePlural();
+	bool IsTemporaryPet();
 };
 
 #endif