Add missing device id to settings screen (#2320)

* Add missing device id to settings screen

* Extract footer component

* Restore `@PreviewWithLargeHeight` logic

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Co-authored-by: ElementBot <benoitm+elementbot@element.io>

libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/FakeMatrixClient.kt

@@ -49,6 +49,7 @@ import kotlinx.coroutines.test.TestScope
 
 class FakeMatrixClient(
     override val sessionId: SessionId = A_SESSION_ID,
+    override val deviceId: String = "A_DEVICE_ID",
     override val sessionCoroutineScope: CoroutineScope = TestScope(),
     private val userDisplayName: Result<String> = Result.success(A_USER_NAME),
     private val userAvatarUrl: Result<String> = Result.success(AN_AVATAR_URL),