## Bug description

If I mark an insight as a favorite (⭐) and then refresh, the insight is no longer marked as a favorite although it is (can see it in Favorites).

<img width="390" alt="image" src="https://user-images.githubusercontent.com/30181361/182802236-9ecf0531-899c-4f25-ae86-bc233cefdc2f.png">

Note that I'm in the _Favorites_ tab and that _Bug example_ is not starred.
## Environment

- [x] PostHog Cloud
- [ ] self-hosted PostHog, version/commit: please provide

posthog/api/insight.py
model = Insight
        fields = [
            "id",
            "short_id",
            "name",
            "derived_name",
            "filters",
            "filters_hash",
            "order",
            "deleted",
            "dashboards",
            "last_refresh",
            "refreshing",
            "result",
            "created_at",
            "created_by",
            "description",
            "updated_at",