Wrong dates for september 2019

[jonespen]

@datepicker-react/hooks

Describe the bug

1th September 2019 should be on a Sunday (when week starts on monday), but is Tuesday. I added some failing tests here: jonespen@cf776b7. Guess it's something in getDays, but couldn't figure out the logic

Source code (including props configuration)
See codesandbox https://codesandbox.io/s/clever-meadow-1ur39

Screenshots/Gifs

For reference, see Calendar.app screenshot:

[tresko]

Fixed in version 2.0.2.

Codesandbox: https://codesandbox.io/s/blissful-bardeen-118ym

[jonespen]

Great, thanks!