Add service method for mapping resources to extracted values string

[Rkareko]

IMPORTANT: Where possible all PRs must be linked to a Github issue

Fixes [link to issue]

Engineer Checklist

• I have written Unit tests for any new feature(s) and edge cases for bug fixes
• I have added any strings visible on UI components to the strings.xml file
• I have updated the CHANGELOG.md file for any notable changes to the codebase
• I have run ./gradlew spotlessApply and ./gradlew spotlessCheck to check my code follows the project's style guide
• I have built and run the FHIRCore app to verify my change fixes the issue and/or does not break the app
• I have checked that this PR does NOT introduce breaking changes that require an update to Content and/or Configs? If it does add a sample here or a link to exactly what changes need to be made to the content.

Code Reviewer Checklist

• I have verified Unit tests have been written for any new feature(s) and edge cases
• I have verified any strings visible on UI components are in the strings.xml file
• I have verifed the CHANGELOG.md file has any notable changes to the codebase
• I have verified the solution has been implemented in a configurable and generic way for reuseable components
• I have built and run the FHIRCore app to verify the change fixes the issue and/or does not break the app

[codecov]

Codecov Report

Attention: Patch coverage is 77.77778% with 2 lines in your changes missing coverage. Please review.

Project coverage is 27.3%. Comparing base (36808ea) to head (ebf49cf).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...gister/fhircore/engine/rulesengine/RulesFactory.kt	77.7%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##              main   #3572   +/-   ##
=======================================
  Coverage     27.2%   27.3%           
  Complexity     775     775           
=======================================
  Files          278     278           
  Lines        14425   14434    +9     
  Branches      2591    2592    +1     
=======================================
+ Hits          3932    3942   +10     
+ Misses        9955    9953    -2     
- Partials       538     539    +1     

Flag	Coverage Δ
engine	63.8% <77.7%> (+<0.1%)	⬆️
geowidget	15.4% <ø> (ø)
quest	5.8% <ø> (+<0.1%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
...gister/fhircore/engine/rulesengine/RulesFactory.kt	67.5% <77.7%> (+0.3%)	⬆️

... and 1 file with indirect coverage changes

[ellykits]

Nice! Well documented.