Bump handlebars from 4.7.3 to 4.7.7#42

ehmicky merged 1 commit intomasternetlify-labs/netlify-plugin-a11y:masterfrom

dependabot/npm_and_yarn/handlebars-4.7.7netlify-labs/netlify-plugin-a11y:dependabot/npm_and_yarn/handlebars-4.7.7Copy head branch name to clipboard