feat(llc): add teams role support for users

[xsahil03x]

Resolves: FLU-90

Description of the pull request

This pull request introduces support for team roles for users in the stream_chat and stream_chat_persistence package. The changes include updates to the User and OwnUser models and entities.

[github-actions]

⚠️ Database Entity Files Modified

The following database entity files have been modified in this PR:

packages/stream_chat_persistence/lib/src/entity/users.dart

📝 Remember to:

1. Update database version in db/drift_chat_database.dart.
2. Update entity schema tests if necessary.

Note: This comment is automatically generated by the CI workflow.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 62.99%. Comparing base (7d8c556) to head (3478c8a).
Report is 2 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2234      +/-   ##
==========================================
+ Coverage   62.98%   62.99%   +0.01%     
==========================================
  Files         394      394              
  Lines       24776    24783       +7     
==========================================
+ Hits        15606    15613       +7     
  Misses       9170     9170              

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