Remove millisecond granularity from date/time pickers (#3435)

Fixes #3117

Author: devongovett

packages/@react-spectrum/datepicker/src/DatePicker.tsx

@@ -104,7 +104,7 @@ function DatePicker<T extends DateValue>(props: SpectrumDatePickerProps<T>, ref:
   let timePlaceholder = placeholder && 'hour' in placeholder ? placeholder : null;
   let timeMinValue = props.minValue && 'hour' in props.minValue ? props.minValue : null;
   let timeMaxValue = props.maxValue && 'hour' in props.maxValue ? props.maxValue : null;
-  let timeGranularity = state.granularity === 'hour' || state.granularity === 'minute' || state.granularity === 'second' || state.granularity === 'millisecond' ? state.granularity : null;
+  let timeGranularity = state.granularity === 'hour' || state.granularity === 'minute' || state.granularity === 'second' ? state.granularity : null;
   let showTimeField = !!timeGranularity;
 
   let visibleMonths = useVisibleMonths(maxVisibleMonths);

packages/@react-spectrum/datepicker/src/DateRangePicker.tsx

@@ -104,7 +104,7 @@ function DateRangePicker<T extends DateValue>(props: SpectrumDateRangePickerProp
   let timePlaceholder = placeholder && 'hour' in placeholder ? placeholder : null;
   let timeMinValue = props.minValue && 'hour' in props.minValue ? props.minValue : null;
   let timeMaxValue = props.maxValue && 'hour' in props.maxValue ? props.maxValue : null;
-  let timeGranularity = state.granularity === 'hour' || state.granularity === 'minute' || state.granularity === 'second' || state.granularity === 'millisecond' ? state.granularity : null;
+  let timeGranularity = state.granularity === 'hour' || state.granularity === 'minute' || state.granularity === 'second' ? state.granularity : null;
   let showTimeField = !!timeGranularity;
 
   let visibleMonths = useVisibleMonths(maxVisibleMonths);

packages/@react-stately/datepicker/src/useDatePickerState.ts

@@ -71,7 +71,7 @@ export function useDatePickerState(props: DatePickerStateOptions): DatePickerSta
   let v = (value || props.placeholderValue);
   let [granularity, defaultTimeZone] = useDefaultProps(v, props.granularity);
   let dateValue = value != null ? value.toDate(defaultTimeZone ?? 'UTC') : null;
-  let hasTime = granularity === 'hour' || granularity === 'minute' || granularity === 'second' || granularity === 'millisecond';
+  let hasTime = granularity === 'hour' || granularity === 'minute' || granularity === 'second';
   let shouldCloseOnSelect = props.shouldCloseOnSelect ?? true;
 
   let [selectedDate, setSelectedDate] = useState<DateValue>(null);

packages/@react-stately/datepicker/src/useDateRangePickerState.ts

@@ -95,7 +95,7 @@ export function useDateRangePickerState(props: DateRangePickerStateOptions): Dat
 
   let v = (value?.start || value?.end || props.placeholderValue);
   let [granularity] = useDefaultProps(v, props.granularity);
-  let hasTime = granularity === 'hour' || granularity === 'minute' || granularity === 'second' || granularity === 'millisecond';
+  let hasTime = granularity === 'hour' || granularity === 'minute' || granularity === 'second';
   let shouldCloseOnSelect = props.shouldCloseOnSelect ?? true;
 
   let [dateRange, setSelectedDateRange] = useState<DateRange>(null);

packages/@react-types/datepicker/src/index.d.ts

@@ -33,7 +33,7 @@ type MappedDateValue<T> =
   T extends CalendarDate ? CalendarDate :
   never;
 
-export type Granularity = 'day' | 'hour' | 'minute' | 'second' | 'millisecond';
+export type Granularity = 'day' | 'hour' | 'minute' | 'second';
 interface DatePickerBase<T extends DateValue> extends InputBase, Validation, FocusableProps, LabelableProps, HelpTextProps, OverlayTriggerProps {
   /** The minimum allowed date that a user may select. */
   minValue?: DateValue,
@@ -111,7 +111,7 @@ export interface TimePickerProps<T extends TimeValue> extends InputBase, Validat
    * Determines the smallest unit that is displayed in the time picker.
    * @default 'minute'
    */
-  granularity?: 'hour' | 'minute' | 'second' | 'millisecond',
+  granularity?: 'hour' | 'minute' | 'second',
   /** Whether to hide the time zone abbreviation. */
   hideTimeZone?: boolean,
   /**