Update more-itertools to 8.1.0#216

pyup-bot wants to merge 1 commit intomasterpythonprobr/libpythonpro:masterfrom

pyup-update-more-itertools-7.0.0-to-8.1.0pythonprobr/libpythonpro:pyup-update-more-itertools-7.0.0-to-8.1.0Copy head branch name to clipboard