Exclude groups without IDs when retrieving roles associated with groups

[PasinduYeshan]

Proposed changes in this pull request

$subject

Related Issues

• Deprecate and Replace v1/password-expired-users API with Scalable, Rule-Aware Version wso2/product-is#20999

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 50.67%. Comparing base (f244f5c) to head (aea0643).
Report is 3 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #896      +/-   ##
============================================
+ Coverage     50.61%   50.67%   +0.05%     
+ Complexity     2462     2412      -50     
============================================
  Files           298      298              
  Lines         18142    18121      -21     
  Branches       2573     2573              
============================================
  Hits           9182     9182              
+ Misses         7808     7787      -21     
  Partials       1152     1152              

Flag	Coverage Δ
unit	38.41% <100.00%> (ø)

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