Edit in question: https://www.pcgamingwiki.com/w/index.php?title=Lego_Star_Wars%3A_The_Skywalker_Saga&type=revision&diff=1521150&oldid=1477105
Some cutscenes were originally interpolated at 30 FPS at launch. This was fixed to 60 FPS and above on the August 2022 update.
Did you mean "uninterpolated" for the first sentence? Because they obviously didn't re-animate the entire game at 120 FPS; they would have to use interpolation.