Bug in date filtering

Hey @mikehawkes ,

{
  query {
    data  (func:ge(hours.tracked, 2020-01-01)) @filter(le(hours.tracked, 2020-01-31)) {
     hours.tracked
  }
}

is working fine for me and returning the following result,

{
  "data": {
    "data": [
      {
        "hours.tracked": "2020-01-31T00:00:00Z"
      },
      {
        "hours.tracked": "2020-01-21T00:00:00Z"
      },
      {
        "hours.tracked": "2020-01-20T00:00:00Z"
      }
  ]
}

Can you please share your schema?