Improved a11y in CollapsibleRoomTimelineView

[Velin92]

fixes #4207

[github-actions]

	Warnings
⚠️	You seem to have made changes to views. Please consider adding screenshots.

Generated by 🚫 Danger Swift against f0d45d4

[codecov]

Codecov Report

Attention: Patch coverage is 18.75000% with 13 lines in your changes missing coverage. Please review.

Project coverage is 79.17%. Comparing base (7e801c3) to head (f0d45d4).
Report is 3 commits behind head on develop.

✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
...imelineItemViews/CollapsibleRoomTimelineView.swift	18.75%	13 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #4208   +/-   ##
========================================
  Coverage    79.17%   79.17%           
========================================
  Files          798      798           
  Lines        74842    74855   +13     
========================================
+ Hits         59255    59270   +15     
+ Misses       15587    15585    -2     

Flag	Coverage Δ
unittests	71.24% <18.75%> (-0.02%)	⬇️

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[stefanceriu]

lgtm apart from the localizable key name.

[sonarqubecloud]

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 SonarQube Cloud