(chore) remove outdated code (#1765)

* optimize room typing members hook

* remove unused code - WIP

* remove old code from initMatrix

* remove twemojify function

* remove old sanitize util

* delete old markdown util

* delete Math atom component

* uninstall unused dependencies

* remove old notification system

* decrypt message in inbox notification center and fix refresh in background

* improve notification

---------

Co-authored-by: Krishan <33421343+kfiven@users.noreply.github.com>

src/app/hooks/useCommands.ts

@@ -114,12 +114,12 @@ export const useCommands = (mx: MatrixClient, room: Room): CommandRecord => {
         description: 'Leave current room.',
         exe: async (payload) => {
           if (payload.trim() === '') {
-            roomActions.leave(room.roomId);
+            mx.leave(room.roomId);
             return;
           }
           const rawIds = payload.split(' ');
           const roomIds = rawIds.filter((id) => isRoomId(id));
-          roomIds.map((id) => roomActions.leave(id));
+          roomIds.map((id) => mx.leave(id));
         },
       },
       [Command.Invite]: {