fix: close properly keyboard in conversation screen [WPB-7630]

[AndroidBob]

WPB-7630 [Android] Keyboard shows for a short time on conversation list

Cherry pick from the original PR:

• fix: close properly keyboard in conversation screen [WPB-7630] #2872

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⚠️ Conflicts during cherry-pick:
app/src/main/kotlin/com/wire/android/ui/home/conversations/ConversationScreen.kt
app/src/test/kotlin/com/wire/android/ui/home/messagecomposer/state/MessageCompositionInputStateHolderTest.kt
kalium

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PR Submission Checklist for internal contributors

• The PR Title

  • conforms to the style of semantic commits messages¹ supported in Wire's Github Workflow²
  • contains a reference JIRA issue number like
  • answers the question: If merged, this PR will: ... ³

• The PR Description

  • is free of optional paragraphs and you have filled the relevant parts to the best of your ability

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What's new in this PR?

• keyboard was focusing when conversation was closing -> added to disable it
• added to avoid keyboard blinking when textfield collapses

Before

blinking_closing_conversation.mp4

blinking_in_conversation.mp4

After

keyboard_after.mp4

[github-actions]

Test Results

880 tests  ±0   880 ✅ ±0   14m 5s ⏱️ -7s
122 suites ±0     0 💤 ±0 
122 files   ±0     0 ❌ ±0 

Results for commit 9f9f865. ± Comparison against base commit c588bc0.

♻️ This comment has been updated with latest results.

[AndroidBob]

Build 4069 failed.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 43.54%. Comparing base (c588bc0) to head (9f9f865).

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2874      +/-   ##
===========================================
- Coverage    43.55%   43.54%   -0.01%     
===========================================
  Files          429      429              
  Lines        14078    14081       +3     
  Branches      2443     2443              
===========================================
  Hits          6131     6131              
- Misses        7261     7263       +2     
- Partials       686      687       +1     

Files	Coverage Δ
...messagecomposer/state/AdditionalOptionMenuState.kt	51.21% <0.00%> (-1.29%)	⬇️
...essagecomposer/state/MessageComposerStateHolder.kt	60.71% <0.00%> (ø)
...mposer/state/MessageCompositionInputStateHolder.kt	65.76% <0.00%> (-1.21%)	⬇️

... and 1 file with indirect coverage changes

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[github-actions]

APKs built during tests are available here. Scroll down to Artifacts!

[AndroidBob]

Build 4095 failed.