Update androidx annotation-experimental version to 1.2-rc01

This version includes several bug fixes related to the `@RequiresOptIn`
annotation used for the `androidx.media3.util.UnstableApi` annotation
in this project.

PiperOrigin-RevId: 414384813

constants.gradle

@@ -34,7 +34,7 @@ project.ext {
     jsr305Version = '3.0.2'
     jsr305Version = '3.0.2'
     kotlinAnnotationsVersion = '1.5.31'
     kotlinAnnotationsVersion = '1.5.31'
     androidxAnnotationVersion = '1.3.0'
     androidxAnnotationVersion = '1.3.0'
-    androidxAnnotationExperimentalVersion = '1.1.0'
+    androidxAnnotationExperimentalVersion = '1.2.0-rc01'
     androidxAppCompatVersion = '1.3.1'
     androidxAppCompatVersion = '1.3.1'
     androidxCollectionVersion = '1.1.0'
     androidxCollectionVersion = '1.1.0'
     androidxCoreVersion = '1.7.0'
     androidxCoreVersion = '1.7.0'