Delay displaying the voice message download indicator

[jonnyandrew]

Type of change

• Feature
• Bugfix
• Technical
• Other :

Content

Only show the voice message downloading indicator after 2 seconds have passed.

Motivation and context

• [Design review] Improve voice message UXD element-meta#2166

Screenshots / GIFs

Tests

Tested devices

• Physical
• Emulator
• OS version(s):

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/vector-im/element-x-android/blob/develop/CONTRIBUTING.md#accessibility
• Pull request is based on the develop branch
• Pull request includes a new file under ./changelog.d. See https://github.com/vector-im/element-x-android/blob/develop/CONTRIBUTING.md#changelog
• 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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[jmartinesp]

LGTM, I ran an action to get the updated screenshots: https://github.com/vector-im/element-x-android/actions/runs/6852632180

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
No Duplication information

[codecov]

Codecov Report

Attention: 9 lines in your changes are missing coverage. Please review.

Comparison is base (14be887) 63.40% compared to head (9a6b6ff) 63.40%.
Report is 16 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #1793   +/-   ##
========================================
  Coverage    63.40%   63.40%           
========================================
  Files         1292     1292           
  Lines        33568    33588   +20     
  Branches      6981     6987    +6     
========================================
+ Hits         21284    21297   +13     
- Misses        9088     9091    +3     
- Partials      3196     3200    +4     

Files	Coverage Δ
...roid/libraries/mediaplayer/impl/MediaPlayerImpl.kt	0.00% <0.00%> (ø)
...timeline/components/event/TimelineItemVoiceView.kt	62.96% <60.00%> (+0.46%)	⬆️

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