Bumps [handlebars](https://github.com/wycats/handlebars.js) from 4.5.1 to 4.5.2.
- [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/v4.5.1...v4.5.2

)

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