[Mod] assembly clean

clean code

src/Mod/Assembly/App/AssemblyObject.h

@@ -200,12 +200,8 @@ private:
     std::vector<std::pair<App::DocumentObject*, Base::Placement>> previousPositions;
 
     bool bundleFixed;
-    // void handleChangedPropertyType(Base::XMLReader &reader, const char *TypeName, App::Property
-    // *prop) override;
 };
 
-// using AssemblyObjectPython = App::FeaturePythonT<AssemblyObject>;
-
 }  // namespace Assembly