[Snyk] Security upgrade webpack-dev-server from 3.11.0 to 4.0.0#6

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GTVolk wants to merge 1 commit intomasterfrom snyk-fix-72b6deec3d65adb3f8de6630c11ef898

+928-510

Commits on May 14, 2022

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