Fixed Logic In Prisoner Nag And Updated Unit Tests

[IllianiCBT]

• Corrected the logic in PrisonersNagLogic.hasPrisoners to ensure accurate handling of active contract and prisoner status.
• Updated unit tests in PrisonersNagLogicTest to reflect the corrected behavior and ensure proper validation.

Fix #6276

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 10.87%. Comparing base (0433438) to head (01f291c).
Report is 2 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6279      +/-   ##
============================================
- Coverage     10.87%   10.87%   -0.01%     
+ Complexity     6261     6259       -2     
============================================
  Files          1065     1065              
  Lines        141018   141018              
  Branches      21021    21021              
============================================
- Hits          15339    15338       -1     
+ Misses       124138   124134       -4     
- Partials       1541     1546       +5     

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