[Snyk] Upgrade chalk from 2.4.1 to 2.4.2#2

hex22a wants to merge 3 commits intomastercrftd/postcss-plugins:masterfrom

snyk-upgrade-9c0798e7fefda351b2edc7bfbd76e1cdcrftd/postcss-plugins:snyk-upgrade-9c0798e7fefda351b2edc7bfbd76e1cdCopy head branch name to clipboard