Fix offline token expiry redirect

[allan-on]

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

❌ Patch coverage is 5.71429% with 33 lines in your changes missing coverage. Please review.
✅ Project coverage is 24.6%. Comparing base (aaebbb6) to head (6d0c205).
⚠️ Report is 12 commits behind head on main.

Files with missing lines	Patch %	Lines
...register/fhircore/quest/ui/main/AppMainActivity.kt	0.0%	31 Missing ⚠️
...re/engine/data/remote/shared/TokenAuthenticator.kt	50.0%	0 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##              main   #3847     +/-   ##
=========================================
- Coverage     25.0%   24.6%   -0.5%     
- Complexity     844     851      +7     
=========================================
  Files          297     305      +8     
  Lines        16102   16580    +478     
  Branches      2689    2765     +76     
=========================================
+ Hits          4038    4080     +42     
- Misses       11580   12013    +433     
- Partials       484     487      +3     

Flag	Coverage Δ
engine	60.7% <50.0%> (-0.3%)	⬇️
geowidget	21.6% <ø> (+3.0%)	⬆️
quest	4.7% <0.0%> (+<0.1%)	⬆️

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

Files with missing lines	Coverage Δ
...re/engine/data/remote/shared/TokenAuthenticator.kt	78.2% <50.0%> (+3.8%)	⬆️
...register/fhircore/quest/ui/main/AppMainActivity.kt	3.4% <0.0%> (-0.7%)	⬇️

... and 7 files with indirect coverage changes

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