## Is your feature request related to a problem?

I'm browsing user data in posthog and I'd like to figure out whether a user has correctly been added to a cohort

## Describe the solution you'd like

Show tab "cohorts" next to "properties" on people page.

## Describe alternatives you've considered

Going through all cohorts.

## Additional context



#### *Thank you* for your feature request – we love each and every one!

posthog/api/person.py
function = "jsonb_object_keys"
        people = self.get_queryset()
        people = (
            people.annotate(keys=JsonKeys("properties"))
            .values("keys")
            .annotate(count=Count("id"))
            .order_by("-count", "keys")
        )
        return [{"name": event["keys"], "count": event["count"]} for event in people]
    @action(methods=["GET"], detail=False)
    def values(self, request: request.Request, **kwargs) -> response.Response:
        people = self.get_queryset()
        key = "properties__{}".format(request.GET.get("key"))
        people = (
            people.values(key)
            .annotate(count=Count("id"))
            .filter(**{"{}__isnull".format(key): False})
            .order_by("-count")
        )
        if request.GET.get("value"):
            people = people.extra(
                where=["properties ->> %s LIKE %s"], params=[request.GET["key"], "%{}%".format(request.GET["value"])],
            )
        return response.Response(
            [{"name": convert_property_value(event[key]), "count": event["count"]} for event in people[:50]]
        )
    @action(methods=["GET"], detail=False)
    def references(self, request: request.Request, **kwargs) -> response.Response: