In case someone else is looking for tutorial how to do this, here is a short tutorial someone made on reddit (tool is included).
you will need quite beefy pc tho.
tried it with a Ryzen 3950x & graphics card meant for 3d modeling. I don't want to take 100% of the system but with the settings I had it took about 4 times the duration of clip to uncensor it... so 30 min clip takes 2 hours to uncensor.