Allow user with enough power level to redact other's messages (#969)

[bmarty]

Closes #969

[github-actions]

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[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
1 Code Smell

0.0% Coverage
0.0% Duplication

[codecov]

Codecov Report

Patch coverage: 63.63% and no project coverage change.

Comparison is base (cd5b9ea) 56.67% compared to head (5b95bd0) 56.68%.
Report is 12 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop     #991   +/-   ##
========================================
  Coverage    56.67%   56.68%           
========================================
  Files          981      981           
  Lines        24888    24905   +17     
  Branches      5054     5056    +2     
========================================
+ Hits         14106    14117   +11     
- Misses        8544     8548    +4     
- Partials      2238     2240    +2     

Files Changed	Coverage Δ
...ent/android/features/messages/impl/MessagesView.kt	59.35% <0.00%> (ø)
...nt/android/libraries/matrix/api/room/MatrixRoom.kt	33.33% <ø> (ø)
...droid/libraries/matrix/impl/room/RustMatrixRoom.kt	0.00% <0.00%> (ø)
...ndroid/libraries/matrix/ui/room/MatrixRoomState.kt	28.57% <0.00%> (-21.43%)	⬇️
...es/messages/impl/actionlist/ActionListPresenter.kt	92.00% <83.33%> (+0.51%)	⬆️
...ndroid/features/messages/impl/MessagesPresenter.kt	83.66% <100.00%> (+0.21%)	⬆️
...nt/android/features/messages/impl/MessagesState.kt	100.00% <100.00%> (ø)
...id/features/messages/impl/MessagesStateProvider.kt	91.17% <100.00%> (+0.26%)	⬆️
...tures/messages/impl/actionlist/ActionListEvents.kt	100.00% <100.00%> (ø)
...trix/api/room/powerlevels/MatrixRoomPowerLevels.kt	100.00% <100.00%> (ø)
... and 1 more

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