fix(deps): bump @vue/composition-api from 1.0.0-rc.3 to 1.0.0-rc.5

Bumps [@vue/composition-api](https://github.com/vuejs/composition-api) from 1.0.0-rc.3 to 1.0.0-rc.5.
- [Release notes](https://github.com/vuejs/composition-api/releases)
- [Changelog](https://github.com/vuejs/composition-api/blob/master/CHANGELOG.md)
- [Commits](vuejs/composition-api@v1.0.0-rc.3...v1.0.0-rc.5)

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