chore: Break big LivechatTyped file into smaller modules (#33656)

apps/meteor/app/apps/server/bridges/livechat.ts

apps/meteor/app/lib/server/functions/closeLivechatRoom.ts

apps/meteor/app/livechat/imports/server/rest/departments.ts

apps/meteor/app/livechat/imports/server/rest/sms.ts

apps/meteor/app/livechat/server/api/v1/room.ts

...r/app/livechat/server/hooks/sendEmailTranscriptOnClose.ts

apps/meteor/app/livechat/server/lib/Helper.ts

apps/meteor/app/livechat/server/lib/LivechatTyped.ts

apps/meteor/app/livechat/server/lib/QueueManager.ts

apps/meteor/app/livechat/server/lib/departmentsLib.ts

apps/meteor/app/livechat/server/lib/getOnlineAgents.ts

apps/meteor/app/livechat/server/lib/getRoomMessages.ts

apps/meteor/app/livechat/server/lib/localTypes.ts

apps/meteor/app/livechat/server/methods/saveDepartment.ts

...meteor/app/livechat/server/methods/sendMessageLivechat.ts

.../livechat-enterprise/server/hooks/scheduleAutoTransfer.ts

...echat-enterprise/server/hooks/sendPdfTranscriptOnClose.ts

apps/meteor/lib/callbacks.ts