[Snyk] Upgrade express from 4.15.4 to 4.21.2#1

Adrian Guevara (aguevara1714) wants to merge 1 commit into

masterwillowtreeapps/lighthouse-hue:masterfrom

snyk-upgrade-1f1d6e3f7b7d1e67cb8a5253419492adwillowtreeapps/lighthouse-hue:snyk-upgrade-1f1d6e3f7b7d1e67cb8a5253419492adCopy head branch name to clipboard