message: Fix incorrect type definition for MuiPickersYearSelection classes overrdes, closes
diff: @@ -45,7 +45,7 @@ export interface MuiPickersOverrides {
  MuiPickersCalendarView?: Classes<typeof CalendarViewStyles>;
  MuiPickersCalendarHeader?: Classes<typeof CalendarHeaderStyles>;
  MuiPickersSlideTransition?: Classes<typeof SlideTransitionStyles>;
  - MuiPickersYearSelectionStyles?: Classes<typeof MuiPickersYearSelectionStyles>;
  + MuiPickersYearSelection?: Classes<typeof MuiPickersYearSelectionStyles>;
  MuiPickersYear?: Classes<typeof MuiPickersYearStyles>;
  MuiPickersMonthSelection?: Classes<typeof MuiPickersMonthSelectionStyles>;
  MuiPickersMonth?: Classes<typeof MuiPickersMonthStyles>;
  