mathlib

8dafccc1 - chore(data/nat/digits): Eliminate `finish` (#10947)

chore(data/nat/digits): Eliminate `finish` (#10947) Removing uses of finish, as discussed in this Zulip thread (https://leanprover.zulipchat.com/#narrow/stream/113488-general/topic/mathlib.20sat.20solvers)