When exporting data from [an insight](https://app.posthog.com/insights/oVHjTLUD), the action names weren't exported, making the CSV a little hard to follow.

As a user, I'd expect to see the same data in the export as I see in the table in-app.

<img width="1012" alt="image" src="https://user-images.githubusercontent.com/154479/166958828-9b3add76-633b-4f1d-ad2b-cf1ea2888b95.png">

posthog/api/test/test_insight.py
"short_id": response_data["short_id"],
                    },
                }
            ],
        )
    def test_update_insight(self):
        with freeze_time("2012-01-14T03:21:34.000Z") as frozen_time:
            insight_id, insight = self._create_insight({"name": "insight name"})
            short_id = insight["short_id"]
            frozen_time.tick(delta=timedelta(minutes=10))
            response = self.client.patch(
                f"/api/projects/{self.team.id}/insights/{insight_id}", {"name": "insight new name"},
            )
            self.assertEqual(response.status_code, status.HTTP_200_OK)
            response_data = response.json()
            self.assertEqual(response_data["name"], "insight new name")
            self.assertEqual(response_data["created_by"]["distinct_id"], self.user.distinct_id)
            self.assertEqual(
                response_data["effective_restriction_level"], Dashboard.RestrictionLevel.EVERYONE_IN_PROJECT_CAN_EDIT
            )
            self.assertEqual(response_data["effective_privilege_level"], Dashboard.PrivilegeLevel.CAN_EDIT)
            response = self.client.get(f"/api/projects/{self.team.id}/insights/{insight_id}",)
            self.assertEqual(response.json()["name"], "insight new name")
            self.assert_insight_activity(
                insight_id,
                [
                    {
                        "user": {"first_name": "", "email": "user1@posthog.com"},
                        "activity": "updated",
                        "created_at": "2012-01-14T03:31:34Z",