build(deps-dev): bump core-js from 3.11.1 to 3.12.1 (#261)

Bumps [core-js](https://github.com/zloirock/core-js/tree/HEAD/packages/core-js) from 3.11.1 to 3.12.1.
- [Release notes](https://github.com/zloirock/core-js/releases)
- [Changelog](https://github.com/zloirock/core-js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/zloirock/core-js/commits/v3.12.1/packages/core-js)

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]