[8183] Some gameobject despanw related fixes

* Implement use `consumable` field in gameobject template for gameobject required explcit despawn at use.
* Move gameobject template fields cech function from Gameobject to gameobject template class, and update callers.
* Cast spells at gameobject use with gameobject guid as original caster guid, as already used in some other cases.

src/game/Spell.cpp

@@ -4211,7 +4211,7 @@ SpellCastResult Spell::CheckCast(bool strict)
                 uint32 lockId = 0;
                 if (GameObject* go = m_targets.getGOTarget())
                 {
-                    lockId = go->GetLockId();
+                    lockId = go->GetGOInfo()->GetLockId();
                     if (!lockId)
                         return SPELL_FAILED_BAD_TARGETS;
                 }