[Snyk] Security upgrade cssnano from 4.0.0 to 5.0.0#9

Open

snyk-bot wants to merge 1 commit intomasterfrom

snyk-fix-3aee9362531e70cc91ef625e074c5e1c

Commits on Jun 27, 2021

fix: package.json & package-lock.json to reduce vulnerabilities
snyk-bot
committed