Sentry Issue: [POSTHOG-36X](https://sentry.io/organizations/posthog/issues/2508108850/?referrer=github_integration)

ee/clickhouse/queries/funnels/test/breakdown_cases.py
timestamp="2020-01-01T12:00:00Z",
            )
            _create_event(
                team=self.team,
                event="sign up",
                distinct_id="person1",
                properties={"key": "val", "$browser": "Safari"},
                timestamp="2020-01-02T13:00:00Z",
            )
            _create_event(
                team=self.team,
                event="sign up",
                distinct_id="person1",
                properties={"key": "val", "$browser": "Mac"},
                timestamp="2020-01-02T14:00:00Z",
            )
            _create_event(
                team=self.team,
                event="sign up",
                distinct_id="person1",
                properties={"key": "val", "$browser": 0},  
                timestamp="2020-01-02T15:00:00Z",
            )
            result = funnel.run()
            result = sorted(result, key=lambda res: res[0]["breakdown"])
            self.assertEqual(
                result[0],
                [
                    {
                        "action_id": "sign up",