fix(llc): fix failed to execute 'close' on 'WebSocket'

[xsahil03x]

This pull request addresses a bug fix related to the WebSocket connection in the stream_chat package. The most important changes include modifying the WebSocket closure logic.

Code Changes:

• packages/stream_chat/lib/src/ws/websocket.dart: Modified the WebSocket closure logic to always use status.normalClosure and include a reason for closing the connection.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 60.18%. Comparing base (78a6a99) to head (7c9c2a1).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2120      +/-   ##
==========================================
- Coverage   60.19%   60.18%   -0.01%     
==========================================
  Files         382      382              
  Lines       23743    23742       -1     
==========================================
- Hits        14291    14290       -1     
  Misses       9452     9452              

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