## 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/test/test_insight.py
dashboard = Dashboard.objects.create(name="My Dashboard", team=self.team)
        response = self.client.post(
            f"/api/projects/{self.team.id}/insights",
            data={
                "filters": {
                    "insight": "FUNNELS",
                    "events": [
                        {
                            "id": "$pageview",
                            "math": None,
                            "name": "$pageview",
                            "type": "events",
                            "order": 0,
                            "properties": [],
                            "math_property": None,
                        },
                        {
                            "id": "$rageclick",