Bump json5 and @angular-devkit/build-angular in /web-app#41

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masterSignalGo/SignalGoTest:masterfrom

dependabot/npm_and_yarn/web-app/json5-and-angular-devkit/build-angular-2.2.3SignalGo/SignalGoTest:dependabot/npm_and_yarn/web-app/json5-and-angular-devkit/build-angular-2.2.3Copy head branch name to clipboard