Update more-itertools to 8.8.0#89

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

pyup-update-more-itertools-8.4.0-to-8.8.0leoschuch/libpythonpro:pyup-update-more-itertools-8.4.0-to-8.8.0Copy head branch name to clipboard