Only show patient identifier that has 'use'= 'official'

[LZRS]

Fixes #1475

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

[codecov]

Codecov Report

Merging #1477 (66d403e) into mwcore-dev (f3c8976) will decrease coverage by 0.00%.
The diff coverage is 100.00%.

@@               Coverage Diff                @@
##             mwcore-dev    #1477      +/-   ##
================================================
- Coverage         63.48%   63.48%   -0.01%     
+ Complexity          754      753       -1     
================================================
  Files               136      136              
  Lines              4815     4814       -1     
  Branches            766      765       -1     
================================================
- Hits               3057     3056       -1     
  Misses             1312     1312              
  Partials            446      446              

Flag	Coverage Δ
engine	63.48% <100.00%> (-0.01%)	⬇️

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

Impacted Files	Coverage Δ
...e/engine/data/local/register/dao/HivRegisterDao.kt	82.43% <100.00%> (+1.09%)	⬆️
...fhircore/engine/util/extension/PatientExtension.kt	70.83% <0.00%> (-0.84%)	⬇️

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