Build(deps-dev): bump rollup from 1.2.0 to 1.2.1
Build(deps-dev): bump rollup from 1.2.0 to 1.2.1

Bumps [rollup](https://github.com/rollup/rollup) from 1.2.0 to 1.2.1.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v1.2.0...v1.2.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
vue-gl/vue-gl