feat(Core/Creature): Implement c_t_r & c_t_s (#4359)

src/server/game/Globals/ObjectMgr.h

@@ -972,6 +972,8 @@ public:
     void LoadCreatureLocales();
     void LoadCreatureTemplates();
     void LoadCreatureTemplateAddons();
+    void LoadCreatureTemplateResistances();
+    void LoadCreatureTemplateSpells();
     void CheckCreatureTemplate(CreatureTemplate const* cInfo);
     void LoadGameObjectQuestItems();
     void LoadCreatureQuestItems();