feat: drag and drop events to reschedule (#2558)

* chore: send DateCellDataPB instead of timestamp

* chore: separate event card into own widget

* chore: add hover effect to event card itself

* feat: draggable event cards

* feat: drag target WIP

* chore: revert "chore: send DateCellDataPB instead of timestamp"

This reverts commit 1faaf21c6a50ac67da70ddf3bcfa8278ca5963d4.

* chore: remove timezone from date cell data

* fix: #2498 open calendar event faster

* chore: remove unused timezone

* feat: implement logic for rescheduling events

* fix: reschedule doesn't show up on UI

* fix: reorganize gesture detection layering

* fix: layout fix

* test: fix date single sort test

* chore: remove unused chrono-tz

* chore: add hint to unscheduled event popover

* chore: apply suggestions to 3 files

* fix: #2569 fix overflow

* chore: add timezone data to DateTypeOption

* test: make date tests run on Etc/UTC timezone

* chore: fix clippy warnings

* fix: use the right get db function

* chore: code cleanup

* test: run tests in utc

* test: fix tests

---------

Co-authored-by: nathan <nathan@appflowy.io>

frontend/rust-lib/flowy-database2/tests/database/share_test/export_test.rs

@@ -33,7 +33,7 @@ A,$1,2022/03/14,,"Google,Facebook",Yes,AppFlowy website - https://www.appflowy.i
 C,$3,2022/03/14,Completed,Facebook,No,,,2022/03/14,2022/03/14
 DA,$14,2022/11/17,Completed,,No,,,2022/11/17,2022/11/17
 AE,,2022/11/13,Planned,,No,,,2022/11/13,2022/11/13
-AE,$5,2022/12/24,Planned,,Yes,,,2022/12/24,2022/12/24
+AE,$5,2022/12/25,Planned,,Yes,,,2022/12/25,2022/12/25
 "#;
   println!("{}", s);
   assert_eq!(s, expected);