Change license to AGPL

[bmarty]

Content

Change license to AGPL.
Please read https://element.io/blog/sustainable-licensing-at-element-with-agpl/ for more details.

Motivation and context

Screenshots / GIFs

Tests

• Should not impact production code nor script

Tested devices

• NA

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

[jmartinesp]

I think I'm going to trust both you and the CI on this one 🫡

[github-actions]

📱 Scan the QR code below to install the build (arm64 only) for this PR.

If you can't scan the QR code you can install the build via this link: https://i.diawi.com/8ckodX

[jmartinesp]

That said, it seems like both sample_avatar.xml and search_forbidden_strings.pl still have an Apache license header. I don't know if it's because we imported those from somewhere else?

[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 82.65%. Comparing base (b802a19) to head (5e061fa).
Report is 24 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #3422   +/-   ##
========================================
  Coverage    82.65%   82.65%           
========================================
  Files         1705     1705           
  Lines        40072    40072           
  Branches      4875     4875           
========================================
  Hits         33123    33123           
  Misses        5231     5231           
  Partials      1718     1718           

☔ View full report in Codecov by Sentry.
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[bmarty]

That said, it seems like both sample_avatar.xml and search_forbidden_strings.pl still have an Apache license header. I don't know if it's because we imported those from somewhere else?

First one is imported from Google codebase, and second one is hosted in another repo (you have a copy in your tmp folder probably)