build(deps-dev): bump addons-linter from 6.33.0 to 7.0.0

Bumps [addons-linter](https://github.com/mozilla/addons-linter) from 6.33.0 to 7.0.0.
- [Release notes](https://github.com/mozilla/addons-linter/releases)
- [Commits](mozilla/addons-linter@6.33.0...7.0.0)

---
updated-dependencies:
- dependency-name: addons-linter
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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