feat: added setting and method to control Livechat system messages visibility

[aleksandernsilva]

Proposed changes (including videos or screenshots)

Issue(s)

PROSVC-49

Steps to test or reproduce

Further comments

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: a222f18b0ad727e6cb954db0c7b724899cb82431

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

This PR includes changesets to release 32 packages

Name	Type
@rocket.chat/meteor	Minor
@rocket.chat/livechat	Minor
@rocket.chat/core-typings	Minor
@rocket.chat/rest-typings	Minor
@rocket.chat/apps	Patch
@rocket.chat/core-services	Patch
@rocket.chat/cron	Patch
@rocket.chat/gazzodown	Major
@rocket.chat/model-typings	Patch
@rocket.chat/ui-contexts	Major
@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	Major
@rocket.chat/models	Patch
@rocket.chat/ui-avatar	Major
@rocket.chat/ui-client	Major
@rocket.chat/ui-video-conf	Major
@rocket.chat/uikit-playground	Patch
@rocket.chat/web-ui-registration	Major
@rocket.chat/instance-status	Patch

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 54.72%. Comparing base (d742b25) to head (a222f18).

Additional details and impacted files

@@           Coverage Diff            @@
##           develop   #31751   +/-   ##
========================================
  Coverage    54.71%   54.72%           
========================================
  Files         2297     2298    +1     
  Lines        50671    50702   +31     
  Branches     10346    10354    +8     
========================================
+ Hits         27725    27747   +22     
- Misses       20455    20460    +5     
- Partials      2491     2495    +4     

Flag	Coverage Δ
e2e	53.72% <ø> (-0.05%)	:arrow_down:
e2e-api	40.13% <ø> (+0.11%)	:arrow_up:
unit	75.74% <ø> (ø)

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