[Snyk] Security upgrade express from 4.16.2 to 4.21.1#52

strues wants to merge 1 commit intomasterstrues/react-universal-boiler:masterfrom

snyk-fix-fb5fa13992c8f47fa684f2ad1958a808strues/react-universal-boiler:snyk-fix-fb5fa13992c8f47fa684f2ad1958a808Copy head branch name to clipboard