fix: wrong date selected in CDT (#3627)

frontend/appflowy_flutter/lib/plugins/database_view/widgets/row/cells/date_cell/date_cal_bloc.dart

@@ -86,15 +86,15 @@ class DateCellCalendarBloc
                   : (start, state.startDay!);
               emit(state.copyWith(startDay: null, endDay: null));
               await _updateDateData(
-                date: newStart.toLocal().date,
-                endDate: newEnd.toLocal().date,
+                date: newStart.date,
+                endDate: newEnd.date,
               );
             } else if (end == null) {
               emit(state.copyWith(startDay: start, endDay: null));
             } else {
               await _updateDateData(
-                date: start!.toLocal().date,
-                endDate: end.toLocal().date,
+                date: start!.date,
+                endDate: end.date,
               );
             }
           },

frontend/appflowy_flutter/lib/plugins/database_view/widgets/row/cells/date_cell/date_editor.dart

@@ -13,7 +13,6 @@ import 'package:appflowy_popover/appflowy_popover.dart';
 import 'package:dartz/dartz.dart' show Either;
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flowy_infra/theme_extension.dart';
-import 'package:flowy_infra/time/prelude.dart';
 import 'package:flowy_infra_ui/flowy_infra_ui.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
@@ -282,7 +281,7 @@ class _DatePickerState extends State<DatePicker> {
                 state.isRange ? false : isSameDay(state.dateTime, day),
             onDaySelected: (selectedDay, focusedDay) {
               context.read<DateCellCalendarBloc>().add(
-                    DateCellCalendarEvent.selectDay(selectedDay.toLocal().date),
+                    DateCellCalendarEvent.selectDay(selectedDay),
                   );
             },
             onRangeSelected: (start, end, focusedDay) {