## Bug description

*Please describe.*  
*If this affects the front-end, screenshots would be of great help.*  

funnels -> select two steps for the funnel -> historical view

This is because we're not passing in a year to dayjs so it defaults to 2001

<img width="592" alt="Screen Shot 2021-07-14 at 1 39 47 PM" src="https://user-images.githubusercontent.com/25164963/125667575-5f8c2450-5998-4602-8a36-f886c1c786c5.png">


## Expected behavior



## How to reproduce

1.
2.
3.

## Environment

- [ ] PostHog Cloud
- [ ] self-hosted PostHog, version/commit: _please provide_

## Additional context



#### *Thank you* for your bug report – we love squashing them!

ee/clickhouse/queries/funnels/test/test_funnel_trends.py
self.assertEqual(0, sunday["reached_to_step_count"])
        self.assertEqual(2, sunday["reached_from_step_count"])
        self.assertEqual(0, sunday["conversion_rate"])
        self.assertEqual(True, sunday["is_period_final"])
        monday = results[2]  
        self.assertEqual(0, monday["reached_to_step_count"])
        self.assertEqual(0, monday["reached_from_step_count"])
        self.assertEqual(0, monday["conversion_rate"])
        self.assertEqual(True, monday["is_period_final"])
        tuesday = results[3]  
        self.assertEqual(0, tuesday["reached_to_step_count"])
        self.assertEqual(0, tuesday["reached_from_step_count"])
        self.assertEqual(0, tuesday["conversion_rate"])
        self.assertEqual(True, tuesday["is_period_final"])
        wednesday = results[4]  
        self.assertEqual(0, wednesday["reached_to_step_count"])
        self.assertEqual(0, wednesday["reached_from_step_count"])
        self.assertEqual(0, wednesday["conversion_rate"])
        self.assertEqual(True, wednesday["is_period_final"])
        thursday = results[5]  
        self.assertEqual(0, thursday["reached_to_step_count"])
        self.assertEqual(1, thursday["reached_from_step_count"])
        self.assertEqual(0, thursday["conversion_rate"])
        self.assertEqual(True, thursday["is_period_final"])
        friday = results[6]  
        self.assertEqual(0, friday["reached_to_step_count"])
        self.assertEqual(0, friday["reached_from_step_count"])
        self.assertEqual(0, friday["conversion_rate"])
        self.assertEqual(True, friday["is_period_final"])
    def test_window_size_one_day(self):