Bump moment from 2.23.0 to 2.29.4 in /meetups/beijing/5-simple-vote#21

dependabot[bot] wants to merge 1 commit intomasterCyberMiles/education:masterfrom

dependabot/npm_and_yarn/meetups/beijing/5-simple-vote/moment-2.29.4CyberMiles/education:dependabot/npm_and_yarn/meetups/beijing/5-simple-vote/moment-2.29.4Copy head branch name to clipboard