build(deps-dev): Bump web-ext from 4.0.0 to 4.1.0 in /addon

Bumps [web-ext](https://github.com/mozilla/web-ext) from 4.0.0 to 4.1.0.
- [Release notes](https://github.com/mozilla/web-ext/releases)
- [Commits](mozilla/web-ext@4.0.0...4.1.0)

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

Author: dependabot-preview[bot]