Reply on redacted and UTD rendering

[bmarty]

Type of change

• Feature
• Bugfix
• Technical
• Other : complete feature

Content

Improve rendering of replied event when this one is redacted or cannot be decrypted

Motivation and context

Closes #2318

Screenshots / GIFs

See recorded ones (and ignore screenshot files renaming...)

Tests

• Send a message A
• Send a reply to message B
• Redact message A
• observe rendering of message B. Before: empty content. Now: "Message removed" with a picto.

There will be the same rendering with UTD message. To test:

Login to a session and from another client with access to e2e history), reply to an old message in an e2e room.

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/element-hq/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/element-hq/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

[bmarty]

Split to another preview function, since AS is limiting the number of rendered previews.

[bmarty]

I prefer to avoid else in when block...

[github-actions]

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[codecov]

Codecov Report

Attention: 6 lines in your changes are missing coverage. Please review.

Comparison is base (cb653cb) 72.03% compared to head (7bb0ec6) 72.09%.

Files	Patch %	Lines
...s/impl/timeline/components/TimelineItemEventRow.kt	90.62%	0 Missing and 3 partials ⚠️
.../messages/impl/timeline/model/InReplyToMetadata.kt	86.66%	0 Missing and 2 partials ⚠️
...components/TimelineItemEventRowWithReplyPreview.kt	50.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2384      +/-   ##
===========================================
+ Coverage    72.03%   72.09%   +0.05%     
===========================================
  Files         1357     1358       +1     
  Lines        32021    32084      +63     
  Branches      6252     6272      +20     
===========================================
+ Hits         23067    23131      +64     
+ Misses        5703     5699       -4     
- Partials      3251     3254       +3     

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues

Measures
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud

[ganfra]

LGTM!
Could be great to take the opportunity to show a placeholder while loading the reply?