refactor: migrate conversation details view models to metro [WPB-25946]

[Garzas]

https://wearezeta.atlassian.net/browse/WPB-25946

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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 SQPIT-764
  • 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?

• Migrates conversation details ViewModels from Hilt call-site creation to Metro-backed factories.
• Covers conversation info/details, participants, guest access, metadata, and related details screens.
• Keeps existing screen contracts and navigation behavior unchanged.

[codecov]

Codecov Report

❌ Patch coverage is 5.31915% with 89 lines in your changes missing coverage. Please review.
✅ Project coverage is 50.07%. Comparing base (a6b32ea) to head (d424adb).

Files with missing lines	Patch %	Lines
...nversations/ConversationDetailsViewModelFactory.kt	0.00%	88 Missing ⚠️
...ails/metadata/EditConversationMetadataViewModel.kt	0.00%	1 Missing ⚠️

❌ Your patch check has failed because the patch coverage (5.31%) is below the target coverage (80.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #4894      +/-   ##
===========================================
- Coverage    50.26%   50.07%   -0.20%     
===========================================
  Files          627      628       +1     
  Lines        22246    22334      +88     
  Branches      3427     3427              
===========================================
  Hits         11183    11183              
- Misses       10026    10114      +88     
  Partials      1037     1037              

Files with missing lines	Coverage Δ
...tions/details/GroupConversationDetailsViewModel.kt	88.97% <ø> (ø)
...etails/editguestaccess/EditGuestAccessViewModel.kt	76.11% <ø> (ø)
...ectedGuestLink/CreatePasswordGuestLinkViewModel.kt	84.84% <100.00%> (ø)
...etingmessages/EditSelfDeletingMessagesViewModel.kt	78.33% <ø> (ø)
...ations/details/options/GroupConversationOptions.kt	0.00% <ø> (ø)
...icipants/GroupConversationParticipantsViewModel.kt	100.00% <100.00%> (ø)
...ails/updateappsaccess/UpdateAppsAccessViewModel.kt	90.29% <100.00%> (ø)
...pdatechannelaccess/UpdateChannelAccessViewModel.kt	100.00% <100.00%> (ø)
...ersations/media/CheckAssetRestrictionsViewModel.kt	72.22% <100.00%> (ø)
...ails/metadata/EditConversationMetadataViewModel.kt	0.00% <0.00%> (ø)
... and 1 more

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[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