Upgrade nimbusds version to 9.37.3 version

[sandushi]

Proposed changes in this pull request

• $subject
• Change the code because now the getJSONObjectClaim returns Map<String, Object> instead of JSONobject with the new version
• toJSONObject method also now returns Map<String, Object> instead of JSONobject

Referenced PR

#2391

Related issue

wso2/product-is#23054

[codecov]

Codecov Report

Attention: Patch coverage is 81.81818% with 2 lines in your changes missing coverage. Please review.

Project coverage is 56.64%. Comparing base (07f4172) to head (6dac9d3).
Report is 8 commits behind head on master.

Files with missing lines	Patch %	Lines
.../oauth/endpoint/ciba/CibaAuthRequestValidator.java	50.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #2713      +/-   ##
============================================
- Coverage     56.92%   56.64%   -0.28%     
+ Complexity     8640     8578      -62     
============================================
  Files           654      654              
  Lines         48720    48803      +83     
  Branches      10177    10188      +11     
============================================
- Hits          27732    27644      -88     
- Misses        17057    17224     +167     
- Partials       3931     3935       +4     

Flag	Coverage Δ
unit	39.87% <81.81%> (+0.10%)	⬆️

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[jenkins-is-staging]

PR builder started
Link: https://github.com/wso2/product-is/actions/runs/13342927558

[jenkins-is-staging]

PR builder completed
Link: https://github.com/wso2/product-is/actions/runs/13342927558
Status: failure

[sandushi]

The PR is still open because this is a major version upgrade and need more testing effort, will merge this PR after the testing effort.