Reset gon.features in Karma test_bundle.js
The following discussion from gitlab-ce!24480 should be addressed:
- [ ] @winh commented on a [discussion](https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/24480#note_136510020): (+2 comments)
>> Can we reset `gon.features` in `afterEach`?
> Should we have a global reset for this in `test_bundle.js`?
issue