* Use secret Sentry DSN value.
We realised our DSN entry has been shipped along with the code and it was being used in several forks as is, resulting in wrong bug reports coming into our Sentry dashboard and making it very hard to debug actual issues in the app.
* Upgrade the used JDK in the project to v21
* Use it for CI too
* Centralise java language version
* Fix deprecations, tests and lint issues
* Fix coverage taking into account `@Preview` annotated code.
---------
Co-authored-by: Benoit Marty <benoit@matrix.org>
* Use Anvil KSP instead of the Square KAPT one
* Fix several configuration cache, lint and test issues
* Allow incremental kotlin compilation in the CI
* Workaround Robolectric + Compose issue that caused `AppNotIdleException`
* Update the `enterprise` commit hash
* Update screenshots
---------
Co-authored-by: ElementBot <android@element.io>
