Bump apollo-server from 2.6.3 to 2.14.2 in /06-19-2019-nodejs-atx#2

dependabot[bot] wants to merge 1 commit intomasterboltsource/tech-talks:masterfrom

dependabot/npm_and_yarn/06-19-2019-nodejs-atx/apollo-server-2.14.2boltsource/tech-talks:dependabot/npm_and_yarn/06-19-2019-nodejs-atx/apollo-server-2.14.2Copy head branch name to clipboard