Quick fix for the FhirOperator test

[ktarasenko]

Fix the test data, while searching how to fix the test in a sustainable way.

IMPORTANT: All PRs must be linked to an issue (except for extremely trivial and straightforward changes).

Fixes #[issue number]

Description
Clear and concise code change description.

Alternative(s) considered
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Type
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Checklist

• I have read and acknowledged the Code of conduct.
• I have read the Contributing page.
• I have signed the Google Individual CLA, or I am covered by my company's Corporate CLA.
• I have discussed my proposed solution with code owners in the linked issue(s) and we have agreed upon the general approach.
• I have run ./gradlew spotlessApply and ./gradlew spotlessCheck to check my code follows the style guide of this project.
• I have run ./gradlew check and ./gradlew connectedCheck to test my changes locally.
• I have built and run the demo app(s) to verify my change fixes the issue and/or does not break the demo app(s).

[codecov]

Codecov Report

Merging #1602 (5b5bb4c) into master (aeb5259) will increase coverage by 0.22%.
The diff coverage is 84.86%.

@@             Coverage Diff              @@
##             master    #1602      +/-   ##
============================================
+ Coverage     76.53%   76.76%   +0.22%     
- Complexity      815      844      +29     
============================================
  Files           141      144       +3     
  Lines          4663     4808     +145     
  Branches        850      870      +20     
============================================
+ Hits           3569     3691     +122     
- Misses          623      636      +13     
- Partials        471      481      +10     

Impacted Files	Coverage Δ
...e/views/QuestionnaireItemGroupViewHolderFactory.kt	64.70% <ø> (ø)
...gle/android/fhir/datacapture/MoreQuestionnaires.kt	72.22% <50.00%> (-2.78%)	⬇️
...hir/datacapture/MoreQuestionnaireItemComponents.kt	83.15% <66.66%> (-0.72%)	⬇️
...d/fhir/datacapture/fhirpath/ExpressionEvaluator.kt	78.65% <78.65%> (ø)
...ws/QuestionnaireItemDatePickerViewHolderFactory.kt	63.30% <80.00%> (+2.69%)	⬆️
...datacapture/fhirpath/FHIRPathEngineHostServices.kt	90.00% <90.00%> (ø)
...uestionnaireItemDateTimePickerViewHolderFactory.kt	77.90% <91.30%> (+1.74%)	⬆️
...r/datacapture/views/QuestionnaireItemHeaderView.kt	95.45% <92.85%> (+4.54%)	⬆️
...android/fhir/datacapture/QuestionnaireViewModel.kt	81.81% <100.00%> (+0.67%)	⬆️
...acapture/views/QuestionnaireGroupTypeHeaderView.kt	100.00% <100.00%> (ø)
... and 4 more

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