Bump tough-cookie and web-ext

Bumps [tough-cookie](https://github.com/salesforce/tough-cookie) to 4.1.4 and updates ancestor dependency [web-ext](https://github.com/mozilla/web-ext). These dependencies need to be updated together.


Updates `tough-cookie` from 2.5.0 to 4.1.4
- [Release notes](https://github.com/salesforce/tough-cookie/releases)
- [Changelog](https://github.com/salesforce/tough-cookie/blob/master/CHANGELOG.md)
- [Commits](salesforce/tough-cookie@v2.5.0...v4.1.4)

Updates `web-ext` from 7.12.0 to 8.0.0
- [Release notes](https://github.com/mozilla/web-ext/releases)
- [Commits](mozilla/web-ext@7.12.0...8.0.0)

---
updated-dependencies:
- dependency-name: tough-cookie
  dependency-type: indirect
- dependency-name: web-ext
  dependency-type: direct:development
...

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