Use Anvil KSP instead of the Square KAPT one (#3564)

* 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

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Co-authored-by: ElementBot <android@element.io>

features/securebackup/impl/src/test/kotlin/io/element/android/features/securebackup/impl/reset/ResetIdentityFlowManagerTest.kt

@@ -47,6 +47,7 @@ class ResetIdentityFlowManagerTest {
         var result: AsyncData.Success<IdentityResetHandle>? = null
         flowManager.getResetHandle().test {
             assertThat(awaitItem().isLoading()).isTrue()
+            @Suppress("UNCHECKED_CAST")
             result = awaitItem() as? AsyncData.Success<IdentityResetHandle>
             assertThat(result).isNotNull()
         }