[Feature Request] nth_root for BigUint

[razvanstatescu]

Hi, we need the nth_root implementation for BigUint, and it would be very helpful for us if you could include that in a future release.

Thanks a lot!

[schimih]

Hey @razvanstatescu ,

Sure, added it to our backlog. 🙌 Will let you know as soon as we will have a PR.
Thanks!