feat(fhir): Add missing properties to CapabilityStatement

[apeteri]

Re-opening this PR following a branch rename.

[codecov]

Codecov Report

Patch coverage: 92.75% and project coverage change: -0.01% ⚠️

Comparison is base (25cb79e) 64.32% compared to head (f1591f0) 64.32%.
Report is 5 commits behind head on 9.x.

Additional details and impacted files

@@             Coverage Diff              @@
##                9.x    #1219      +/-   ##
============================================
- Coverage     64.32%   64.32%   -0.01%     
- Complexity    13121    13133      +12     
============================================
  Files          1791     1791              
  Lines         61261    61356      +95     
  Branches       5664     5670       +6     
============================================
+ Hits          39407    39468      +61     
- Misses        19416    19445      +29     
- Partials       2438     2443       +5     

Files Changed	Coverage Δ
...onal/snowowl/fhir/rest/FhirMetadataController.java	90.84% <84.84%> (-2.54%)	⬇️
...model/capabilitystatement/CapabilityStatement.java	94.44% <100.00%> (+1.19%)	⬆️
...core/model/capabilitystatement/Implementation.java	90.00% <100.00%> (+0.52%)	⬆️

... and 11 files with indirect coverage changes

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[cmark]

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[nagyo]

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