Update the default client backend call

[SasinduDilshara]

$Subject

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes missing coverage. Please review.

Project coverage is 63.79%. Comparing base (d28b4c3) to head (aea2bc0).
Report is 5 commits behind head on main.

Files with missing lines	Patch %	Lines
ballerina/llm_client_default.bal	0.00%	5 Missing ⚠️

❌ Your project status has failed because the head coverage (63.79%) is below the target coverage (80.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #31      +/-   ##
==========================================
- Coverage   64.16%   63.79%   -0.37%     
==========================================
  Files           6        6              
  Lines         173      174       +1     
  Branches       50       50              
==========================================
  Hits          111      111              
- Misses         62       63       +1     

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[MaryamZi]

Can you please bump the module version also? Let's bump it to 0.2.0.