Bump react-hot-loader from 4.12.19 to 4.12.20 (#1053)
Bump react-hot-loader from 4.12.19 to 4.12.20 (#1053)

Bumps [react-hot-loader](https://github.com/gaearon/react-hot-loader) from 4.12.19 to 4.12.20.
- [Release notes](https://github.com/gaearon/react-hot-loader/releases)
- [Changelog](https://github.com/gaearon/react-hot-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/gaearon/react-hot-loader/compare/v4.12.19...v4.12.20)

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

Co-authored-by: dependabot-preview[bot] <6a4c1c4838f800d1998274cd5234e1f65c55e90c@users.noreply.github.com>
developit/preact-cli,developit/preact-cli