Fix issue with timeline message view reuse while rich text editor is enabled

[jonnyandrew]

Type of change

• Feature
• Bugfix
• Technical
• Other :

Content

Fix issue with timeline message view reuse while Rich Text Editor (RTE) is enabled.

Motivation and context

• Fixes Unexpected decryption state in the room timeline when WYSIWYG is enabled #8684

Screenshots / GIFs

Tests

• With RTE on, then with RTE off
  • In a room with some encryption messages
  • Send some messages
  • Scroll up and down the timeline
  • Observe the messages

Tested devices

• Physical
• Emulator
• OS version(s): 13

Checklist

• Changes has been tested on an Android device or Android emulator with API 21
• UI change has been tested on both light and dark themes
• Accessibility has been taken into account. See https://github.com/vector-im/element-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-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
• If you have modified the screen flow, or added new screens to the application, you have updated the test UiAllScreensSanityTest.allScreensTest()

[jmartinesp]

LGTM, great job at finding the cause!

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

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