IllegalArgumentException (invalid provider: null) in Alarmio.getSunsetCalculator

[fennifith]

Should perhaps add some check for devices that don't have any location provider and remove the auto-sunrise/sunset option from the theme settings, maybe? Weird edge case.

java.lang.IllegalArgumentException: invalid provider: null
at android.location.LocationManager.checkProvider(LocationManager.java:2337)
at android.location.LocationManager.getLastKnownLocation(LocationManager.java:1427)
at me.jfenn.alarmio.Alarmio.getSunsetCalculator(Alarmio.java:375)
at me.jfenn.alarmio.Alarmio.getDayStart(Alarmio.java:331)
at me.jfenn.alarmio.data.preference.ThemePreferenceData.bindViewHolder(ThemePreferenceData.kt:116)
at me.jfenn.alarmio.data.preference.ThemePreferenceData.bindViewHolder(ThemePreferenceData.kt:34)
...