Remove Wait list screen

[bmarty]

Content

Remove a screen that was never used and should never be used in the future.

Motivation and context

Closes #3293

Screenshots / GIFs

Tests

• Step 1
• Step 2
• Step ...

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 title will be used in the release note, it clearly define what will change for the user
• 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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[sonarcloud]

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 SonarCloud

[codecov]

Codecov Report

Attention: Patch coverage is 50.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 82.62%. Comparing base (a284177) to head (76bc70a).
Report is 2 commits behind head on develop.

Files with missing lines	Patch %	Lines
...in/impl/screens/loginpassword/LoginPasswordView.kt	50.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #3428      +/-   ##
===========================================
- Coverage    82.65%   82.62%   -0.04%     
===========================================
  Files         1705     1699       -6     
  Lines        40076    39963     -113     
  Branches      4881     4862      -19     
===========================================
- Hits         33125    33019     -106     
+ Misses        5233     5229       -4     
+ Partials      1718     1715       -3     

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[bmarty]

Maestro is failing for an unrelated reason (and this is getting investigating)