Bump handlebars from 4.1.2 to 4.5.3 Bumps [handlebars](https://github.com/wycats/handlebars.js) from 4.1.2 to 4.5.3. - [Release notes](https://github.com/wycats/handlebars.js/releases) - [Changelog](https://github.com/wycats/handlebars.js/blob/master/release-notes.md) - [Commits](https://github.com/wycats/handlebars.js/compare/v4.1.2...v4.5.3) Signed-off-by: dependabot[bot]