feat: Livechat department removed/disabled events for apps

[KevLehman]

Proposed changes (including videos or screenshots)

Issue(s)

https://rocketchat.atlassian.net/browse/CORE-243

Steps to test or reproduce

Further comments

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 59.67%. Comparing base (a12d7f2) to head (4aebc74).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop   #35280   +/-   ##
========================================
  Coverage    59.67%   59.67%           
========================================
  Files         2826     2826           
  Lines        68309    68309           
  Branches     15131    15131           
========================================
  Hits         40762    40762           
  Misses       24936    24936           
  Partials      2611     2611           

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[changeset-bot]

🦋 Changeset detected

Latest commit: 4aebc74

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 37 packages

Name	Type
@rocket.chat/meteor	Minor
@rocket.chat/apps-engine	Minor
@rocket.chat/apps	Minor
@rocket.chat/core-services	Patch
@rocket.chat/core-typings	Minor
@rocket.chat/fuselage-ui-kit	Major
@rocket.chat/rest-typings	Minor
@rocket.chat/ddp-streamer	Patch
@rocket.chat/presence	Patch
rocketchat-services	Patch
@rocket.chat/uikit-playground	Patch
@rocket.chat/api-client	Patch
@rocket.chat/cron	Patch
@rocket.chat/ddp-client	Patch
@rocket.chat/freeswitch	Patch
@rocket.chat/gazzodown	Major
@rocket.chat/livechat	Patch
@rocket.chat/model-typings	Patch
@rocket.chat/ui-contexts	Major
@rocket.chat/account-service	Patch
@rocket.chat/authorization-service	Patch
@rocket.chat/omnichannel-transcript	Patch
@rocket.chat/presence-service	Patch
@rocket.chat/queue-worker	Patch
@rocket.chat/stream-hub-service	Patch
@rocket.chat/license	Patch
@rocket.chat/omnichannel-services	Patch
@rocket.chat/pdf-worker	Patch
@rocket.chat/models	Patch
@rocket.chat/network-broker	Patch
@rocket.chat/mock-providers	Patch
@rocket.chat/ui-avatar	Major
@rocket.chat/ui-client	Major
@rocket.chat/ui-video-conf	Major
@rocket.chat/ui-voip	Major
@rocket.chat/web-ui-registration	Major
@rocket.chat/instance-status	Patch

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