Update README.md

Remove reference to ComposeAdvanced sample which has been deprecated.

WearSpeakerSample/README.md

@@ -10,7 +10,7 @@ This sample is also written entirely with Jetpack Compose, using [Wear-specific
 by AndroidX](https://developer.android.com/jetpack/androidx/releases/wear-compose).
 The Compose UI is fairly advanced, using [ConstraintLayout for Compose](https://developer.android.com/jetpack/compose/layouts/constraintlayout) and animations.
 The sample also handles permissions and uses the [effect APIs](https://developer.android.com/jetpack/compose/side-effects) where necessary.
-If you are looking for simpler examples of Compose on [WearOS], refer to [ComposeStarter](../ComposeStarter) and [ComposeAdvanced](../ComposeAdvanced).
+If you are looking for a simple example of Compose on [WearOS], refer to [ComposeStarter](../ComposeStarter).
 
 This sample doesn't have any companion phone app so you need to install this directly
 on your watch using `adb` or Android Studio.