[JENKINS-72059] Add missing deprecated getter

[uhafner]

Restore the getter for the deprecated setter.

See https://issues.jenkins.io/browse/JENKINS-72059.

[codecov]

Codecov Report

Attention: Patch coverage is 20.00000% with 4 lines in your changes are missing coverage. Please review.

Project coverage is 82.50%. Comparing base (08f7770) to head (36aa11e).
Report is 2 commits behind head on main.

Files	Patch %	Lines
...plugins/analysis/core/steps/ScanForIssuesStep.java	20.00%	4 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #1703      +/-   ##
============================================
- Coverage     82.56%   82.50%   -0.06%     
+ Complexity     1350     1349       -1     
============================================
  Files           248      248              
  Lines          5207     5208       +1     
  Branches        400      400              
============================================
- Hits           4299     4297       -2     
- Misses          801      804       +3     
  Partials        107      107              

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