build(deps): bump serialize-javascript and terser-webpack-plugin

Bumps [serialize-javascript](https://github.com/yahoo/serialize-javascript) and [terser-webpack-plugin](https://github.com/webpack-contrib/terser-webpack-plugin). These dependencies needed to be updated together.

Updates `serialize-javascript` from 5.0.1 to 6.0.2
- [Release notes](https://github.com/yahoo/serialize-javascript/releases)
- [Commits](yahoo/serialize-javascript@v5.0.1...v6.0.2)

Updates `terser-webpack-plugin` from 5.1.3 to 5.3.11
- [Release notes](https://github.com/webpack-contrib/terser-webpack-plugin/releases)
- [Changelog](https://github.com/webpack-contrib/terser-webpack-plugin/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/terser-webpack-plugin@v5.1.3...v5.3.11)

---
updated-dependencies:
- dependency-name: serialize-javascript
  dependency-type: indirect
- dependency-name: terser-webpack-plugin
  dependency-type: indirect
...

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