Bump handlebars from 4.5.3 to 4.7.8 (#16)

Bumps [handlebars](https://github.com/handlebars-lang/handlebars.js) from 4.5.3 to 4.7.8.
- [Release notes](https://github.com/handlebars-lang/handlebars.js/releases)
- [Changelog](https://github.com/handlebars-lang/handlebars.js/blob/v4.7.8/release-notes.md)
- [Commits](handlebars-lang/handlebars.js@v4.5.3...v4.7.8)

---
updated-dependencies:
- dependency-name: handlebars
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Guilherme Branco Stracini <[email protected]>

Author: dependabot[bot]