test: add test coverage for Module lifecycle and error handling

[RoiSoleil]

Autonomous Test Coverage Improvement Agent for MoreUnit-Eclipse

Objective:
Improve test coverage for core module components and ensure resilient service lifecycle behavior.

Changes:

• Added ModuleTest.java targeting org.moreunit.core.config.Module.
• Tests the standard service registration, start(), and stop() execution order.
• Simulates and verifies exception recovery and logging within startServices() and stopServices().
• Added test coverage for context transferal and legacy singleton overriding behaviors within the class hierarchy implementation limits.
• Guaranteed complete isolation by resetting the mocked instance state within setUp().

Quality standards:
All changes use exclusively JUnit 4 and Mockito. The additions verify the behavior purely externally, running successfully out-of-container, aligning perfectly with guidelines. Temporary scratchpads from bash evaluations have been fully cleaned from the workspace prior to submission.

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PR created automatically by Jules for task 200772874578067704 started by @RoiSoleil

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[codecov]

Codecov Report

❌ Patch coverage is 97.50000% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 75.79%. Comparing base (dcfcc6a) to head (bcaa942).
⚠️ Report is 6 commits behind head on master.

Files with missing lines	Patch %	Lines
...test/test/org/moreunit/core/config/ModuleTest.java	97.50%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #292      +/-   ##
============================================
+ Coverage     75.58%   75.79%   +0.21%     
- Complexity     3362     3385      +23     
============================================
  Files           427      429       +2     
  Lines         14759    14909     +150     
  Branches       1279     1290      +11     
============================================
+ Hits          11155    11301     +146     
- Misses         3067     3068       +1     
- Partials        537      540       +3     

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