build(deps-dev): bump webpack from 4.44.2 to 5.2.0 in /addon

Bumps [webpack](https://github.com/webpack/webpack) from 4.44.2 to 5.2.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v4.44.2...v5.2.0)

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

Author: dependabot[bot]