refactor: improve Object property management with duplicate prevention, memory cleanup, and updated VTK interface tests

src/Vtk/uLibVtkInterface.cxx

@@ -290,9 +290,6 @@ public:
 
 Prop3D::Prop3D() : Object(), pd(new Prop3DData(this)) { 
     ULIB_ACTIVATE_DISPLAY_PROPERTIES;
-    for (auto* p : this->GetDisplayProperties()) {
-        uLib::Object::connect(p, &uLib::Object::Updated, this, &Prop3D::Update);
-    }
 }
 
 Prop3D::~Prop3D()