Bump handlebars from 4.6.0 to 4.7.7 in /front-end#39

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masterBuild-Week-FoodTruck-Trackr1/Front-End:masterfrom

dependabot/npm_and_yarn/front-end/handlebars-4.7.7Build-Week-FoodTruck-Trackr1/Front-End:dependabot/npm_and_yarn/front-end/handlebars-4.7.7Copy head branch name to clipboard