Bump qs and express in /exercise-4/end/shopping-app#162

dependabot[bot] wants to merge 1 commit intomasternanovazquez/reactjs-training:masterfrom

dependabot/npm_and_yarn/exercise-4/end/shopping-app/qs-and-express-6.5.3nanovazquez/reactjs-training:dependabot/npm_and_yarn/exercise-4/end/shopping-app/qs-and-express-6.5.3Copy head branch name to clipboard