Core/Entities: nullify m_uint32Values after object deletion for better detection of access to deleted objects.

src/server/game/Entities/Object/Object.cpp

@@ -118,6 +118,7 @@ Object::~Object()
     }
 
     delete [] m_uint32Values;
+    m_uint32Values = 0;
 }
 
 void Object::_InitValues()