Bump webpack from 4.41.5 to 4.46.0

Bumps [webpack](https://github.com/webpack/webpack) from 4.41.5 to 4.46.0. - [Release notes](https://github.com/webpack/webpack/releases) - [Commits](webpack/webpack@v4.41.5...v4.46.0) Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]