AOD: Ambient display settings to dedicated settings screen

Bug: 33279975
Test: make RunSettingsRoboTests
Change-Id: I5f3ddf3b3abfc989907293b4a47b78568c01cf9b

tests/robotests/src/com/android/internal/hardware/AmbientDisplayConfiguration.java

@@ -57,4 +57,12 @@ public class AmbientDisplayConfiguration {
     public boolean alwaysOnAvailable() {
         return true;
     }
+
+    public boolean available() {
+        return true;
+    }
+
+    public boolean enabled(int user) {
+        return true;
+    }
 }