dependency: Bump rust sdk to 0.2.51

[BillCarsonFr]

Bumps rust-sdk to latest main.

Content

Motivation and context

Screenshots / GIFs

Tests

• Step 1
• Step 2
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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

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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

All modified and coverable lines are covered by tests ✅

Project coverage is 81.63%. Comparing base (c1337de) to head (2230163).
Report is 6 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #3602      +/-   ##
===========================================
- Coverage    82.15%   81.63%   -0.52%     
===========================================
  Files         1747     1761      +14     
  Lines        42740    43022     +282     
  Branches      5068     5103      +35     
===========================================
+ Hits         35111    35121      +10     
- Misses        5841     6096     +255     
- Partials      1788     1805      +17     

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[jmartinesp]

LGTM, thanks!