Set targetSDK to 34

[bmarty]

Type of change

• Feature
• Bugfix
• Technical
• Other :

Content

Bump target SDK to 34.

Motivation and context

Ensure that the application is using the latest security rules and be able to release the app after August 31th
Closes #3147

Screenshots / GIFs

NA

Tests

• Smoke test OK (including incoming call, etc.), but happy to do this just after a release so it can live a few days in the nightlies.

Tested devices

• Physical
• Emulator with API 34
• 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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[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 SonarCloud

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 76.03%. Comparing base (53ff503) to head (35af93d).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #3149   +/-   ##
========================================
  Coverage    76.03%   76.03%           
========================================
  Files         1635     1635           
  Lines        38608    38608           
  Branches      7464     7464           
========================================
  Hits         29354    29354           
  Misses        5366     5366           
  Partials      3888     3888           

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[bmarty]

Let's merge to have it in the next nightlies.