Bumps [webpack-merge](https://github.com/survivejs/webpack-merge) from 4.1.3 to 4.1.4. - [Release notes](https://github.com/survivejs/webpack-merge/releases) - [Changelog](https://github.com/survivejs/webpack-merge/blob/master/CHANGELOG.md) - [Commits](https://github.com/survivejs/webpack-merge/compare/v4.1.3...v4.1.4) Signed-off-by: dependabot[bot] <support@dependabot.com>