Cleanup nodes (#5358)

* Remove unused NavTarget.Empty

* Let SpaceEntryPoint.Inputs implement NodeInputs.

* Small cleanup

* Small cleanup

* Method can be private.

* Simplify code

* Rename to follow naming convention

* Rename Node to follow naming convention

* Add Konsist test.

* Remove useless line of code.

libraries/matrix/impl/src/main/kotlin/io/element/android/libraries/matrix/impl/RustMatrixClient.kt

@@ -287,7 +287,6 @@ class RustMatrixClient(
     }
 
     override suspend fun getRoom(roomId: RoomId): BaseRoom? = withContext(sessionDispatcher) {
-        innerClient.rooms()
         roomFactory.getBaseRoom(roomId)
     }