[Snyk] Security upgrade postcss-cli from 5.0.1 to 7.0.0#1

Open

snyk-bot wants to merge 1 commit intomasterfrom snyk-fix-b0d13bdadec77f9a4468204884c81c89

+1-1

Commits on Aug 17, 2021

fix: userguide/package.json to reduce vulnerabilities
snyk-bot
committed