Bump handlebars from 3.0.7 to 3.0.8

Bumps [handlebars](https://github.com/wycats/handlebars.js) from 3.0.7 to 3.0.8.
- [Release notes](https://github.com/wycats/handlebars.js/releases)
- [Changelog](https://github.com/handlebars-lang/handlebars.js/blob/v3.0.8/release-notes.md)
- [Commits](handlebars-lang/handlebars.js@v3.0.7...v3.0.8)

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

Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -8160,9 +8160,9 @@ growly@^1.3.0:
   integrity sha1-8QdIy+dq+WS3yWyTxrzCivEgwIE=
 
 handlebars@^3.0.0:
-  version "3.0.7"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-3.0.7.tgz#d64f0d6a480e0a637420af75713475166a2d644b"
-  integrity sha512-Pb/VCTFwbcm3KbD5rIzVVsbVBk7XMfhS4ZIJUfXdMF7H+UngtsofnUBfop/i24GSr3HCDG1PL0KoIX0YqEsXTg==
+  version "3.0.8"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-3.0.8.tgz#4e6ce3650fe6c53c151d106dcff1c5a7ca79e164"
+  integrity sha512-frzSzoxbJZSB719r+lM3UFKrnHIY6VPY/j47+GNOHVnBHxO+r+Y/iDjozAbj1SztmmMpr2CcZY6rLeN5mqX8zA==
   dependencies:
     optimist "^0.6.1"
     source-map "^0.1.40"