## 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
import json
from datetime import datetime, timedelta
from typing import Any, Dict, List, Optional, Tuple
from unittest.case import skip
from unittest.mock import patch
import pytz
from django.utils import timezone
from freezegun import freeze_time
from rest_framework import status
from ee.api.test.base import LicensedTestMixin
from ee.models import DashboardPrivilege
from ee.models.explicit_team_membership import ExplicitTeamMembership
from posthog.models import (
    Cohort,
    Dashboard,
    DashboardTile,
    Filter,
    Insight,
    InsightViewed,
    Person,
    Team,
    User,
)
from posthog.models.organization import OrganizationMembership
from posthog.tasks.update_cache import synchronously_update_insight_cache
from posthog.test.base import APIBaseTest, ClickhouseTestMixin, QueryMatchingTest, _create_event, _create_person
from posthog.test.db_context_capturing import capture_db_queries
from posthog.test.test_journeys import journeys_for
class TestInsight(ClickhouseTestMixin, LicensedTestMixin, APIBaseTest, QueryMatchingTest):