fix(livechat): registering guest multiple times cause message loss

[dionisio-bot]

Backport of #32069

[changeset-bot]

🦋 Changeset detected

Latest commit: 2efcefc

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

This PR includes changesets to release 30 packages

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

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[dionisio-bot]

Looks like this PR is ready to merge! 🎉
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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 54.54%. Comparing base (27b5e32) to head (2efcefc).

Additional details and impacted files

@@              Coverage Diff               @@
##           release-6.6.7   #32300   +/-   ##
==============================================
  Coverage          54.54%   54.54%           
==============================================
  Files               2282     2282           
  Lines              50282    50282           
  Branches           10273    10273           
==============================================
  Hits               27424    27424           
- Misses             20366    20396   +30     
+ Partials            2492     2462   -30     

Flag	Coverage Δ
unit	76.32% <ø> (ø)

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