FM2-481: Clean up parameter passing for DiagnosticReport Service Search

[mherman22]

Description of what I changed

Issue I worked on

see https://issues.openmrs.org/browse/FM2-481

Checklist: I completed these to help reviewers :)

• My IDE is configured to follow the code style of this project.

  No? Unsure? -> configure your IDE, format the code and add the changes with git add . && git commit --amend

• I have added tests to cover my changes. (If you refactored
  existing code that was well tested you do not have to add tests)

  No? -> write tests and add them to this commit git add . && git commit --amend

• I ran mvn clean package right before creating this pull request and
  added all formatting changes to my commit.

  No? -> execute above command

• All new and existing tests passed.

  No? -> figure out why and add the fix to your commit. It is your responsibility to make sure your code works.

• My pull request is based on the latest changes of the master branch.

  No? Unsure? -> execute command git pull --rebase upstream master

[codecov]

Codecov Report

Patch coverage: 86.21% and project coverage change: -0.01 ⚠️

Comparison is base (42b8c45) 77.24% compared to head (835ebc9) 77.23%.

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #511      +/-   ##
============================================
- Coverage     77.24%   77.23%   -0.01%     
- Complexity     2648     2655       +7     
============================================
  Files           246      247       +1     
  Lines          7426     7440      +14     
  Branches        911      911              
============================================
+ Hits           5736     5746      +10     
- Misses         1142     1145       +3     
- Partials        548      549       +1     

Impacted Files	Coverage Δ
...api/search/param/DiagnosticReportSearchParams.java	81.82% <81.82%> (ø)
...hir2/api/impl/FhirDiagnosticReportServiceImpl.java	71.43% <100.00%> (-16.07%)	⬇️
...rs/module/fhir2/api/search/SearchQueryInclude.java	80.89% <100.00%> (ø)
...iders/r3/DiagnosticReportFhirResourceProvider.java	90.91% <100.00%> (+0.43%)	⬆️
...iders/r4/DiagnosticReportFhirResourceProvider.java	68.18% <100.00%> (ø)

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