Bump express from 4.19.2 to 4.21.0 in /ui#931

sduenas merged 1 commit intomasterchaoss/grimoirelab-sortinghat:masterfrom

dependabot/npm_and_yarn/ui/express-4.21.0chaoss/grimoirelab-sortinghat:dependabot/npm_and_yarn/ui/express-4.21.0Copy head branch name to clipboard