[Snyk] Security upgrade react-scripts from 3.4.3 to 4.0.0#66

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snyk-bot wants to merge 1 commit intomasterfrom snyk-fix-6b9a03efe248c79b08cef4dc74a9f967

+11,773-6,354

Commits on May 28, 2021

fix: package.json & package-lock.json to reduce vulnerabilities
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