Disable forwarding for stickers (until it can be properly fixed)

[surakin]

Related to #2161

Type of change

• Feature
• Bugfix
• Technical
• Other :

Content

Sticker forwarding doesn't work and it needs more work to fix it
Since this is probably not very urgent I'm just disabling forwarding for sticker events

Motivation and context

We don't want broken functionality to be available

Screenshots / GIFs

Tests

• Long press a sticker
• Forward should not be there

Tested devices

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

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 includes a new file under ./changelog.d. See https://github.com/element-hq/element-x-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

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (3a8bc4c) 66.97% compared to head (5d93140) 66.97%.
Report is 5 commits behind head on develop.

Files	Patch %	Lines
...es/messages/impl/actionlist/ActionListPresenter.kt	50.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2162      +/-   ##
===========================================
- Coverage    66.97%   66.97%   -0.01%     
===========================================
  Files         1375     1375              
  Lines        34219    34221       +2     
  Branches      7544     7545       +1     
===========================================
+ Hits         22919    22920       +1     
  Misses        7663     7663              
- Partials      3637     3638       +1     

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[bmarty]

LGTM, thanks for polishing the sticker support you added to the project!