Bump ejs, webpack-bundle-analyzer and workbox-webpack-plugin

Bumps [ejs](https://github.com/mde/ejs), [webpack-bundle-analyzer](https://github.com/webpack-contrib/webpack-bundle-analyzer) and [workbox-webpack-plugin](https://github.com/googlechrome/workbox). These dependencies needed to be updated together.

Updates `ejs` from 2.7.4 to 3.1.8
- [Release notes](https://github.com/mde/ejs/releases)
- [Changelog](https://github.com/mde/ejs/blob/main/CHANGELOG.md)
- [Commits](mde/ejs@v2.7.4...v3.1.8)

Updates `webpack-bundle-analyzer` from 3.8.0 to 4.6.1
- [Release notes](https://github.com/webpack-contrib/webpack-bundle-analyzer/releases)
- [Changelog](https://github.com/webpack-contrib/webpack-bundle-analyzer/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/webpack-bundle-analyzer@v3.8.0...v4.6.1)

Updates `workbox-webpack-plugin` from 5.1.3 to 6.5.4
- [Release notes](https://github.com/googlechrome/workbox/releases)
- [Commits](GoogleChrome/workbox@v5.1.3...v6.5.4)

---
updated-dependencies:
- dependency-name: ejs
  dependency-type: indirect
- dependency-name: webpack-bundle-analyzer
  dependency-type: direct:development
- dependency-name: workbox-webpack-plugin
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>