chore(deps-dev): bump ember-qunit from 6.2.0 to 8.0.1

Bumps [ember-qunit](https://github.com/emberjs/ember-qunit) from 6.2.0 to 8.0.1.
- [Release notes](https://github.com/emberjs/ember-qunit/releases)
- [Commits](emberjs/ember-qunit@v6.2.0...v8.0.1)

---
updated-dependencies:
- dependency-name: ember-qunit
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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