build(deps): bump handlebars from 4.7.7 to 4.7.8 (#607)

Bumps [handlebars](https://github.com/handlebars-lang/handlebars.js) from 4.7.7 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@v4.7.7...v4.7.8)

---
updated-dependencies:
- dependency-name: handlebars
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -29,7 +29,7 @@
     "@actions/exec": "^1.1.1",
     "actions-toolkit": "github:nearform/actions-toolkit",
     "date-fns": "^2.30.0",
-    "handlebars": "^4.7.7",
+    "handlebars": "^4.7.8",
     "ms": "^2.1.3",
     "conventional-changelog-monorepo": "github:nearform/conventional-changelog"
   },