Fix flaky tests.

[bmarty]

Content

Ensure test run locally and on the CI in a deterministic way.

Motivation and context

Fix flaky test recently introduced.

Screenshots / GIFs

Tests

• NA

Tested devices

• NA

Checklist

• Changes have been tested on an Android device or Android emulator with API 23
• UI change has been tested on both light and dark themes
• Accessibility has been taken into account. See https://github.com/element-hq/element-x-android/blob/develop/CONTRIBUTING.md#accessibility
• Pull request is based on the develop branch
• Pull request title will be used in the release note, it clearly define what will change for the user
• Pull request includes screenshots or videos if containing UI changes
• Pull request includes a sign off
• You've made a self review of your PR

[github-actions]

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[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.02%. Comparing base (804506b) to head (9eabc83).
Report is 7 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #3717   +/-   ##
========================================
  Coverage    83.02%   83.02%           
========================================
  Files         1752     1752           
  Lines        43782    43782           
  Branches      5122     5122           
========================================
  Hits         36351    36351           
  Misses        5611     5611           
  Partials      1820     1820           

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[jmartinesp]

It seems a better solution than the delay, let's see if it fixes the flaky tests 🤞 .