Hides Screen Attention setting when AttentionService isn't installed.

Bug: 191696609
Test: make RunSettingsRoboTests

Change-Id: I5a38b023db91202801a8a3e975f562ddcfe6696e

src/com/android/settings/display/ScreenTimeoutSettings.java

@@ -313,8 +313,7 @@ public class ScreenTimeoutSettings extends RadioButtonPickerFragment implements
     }
 
     private static boolean isScreenAttentionAvailable(Context context) {
-        return context.getResources().getBoolean(
-                com.android.internal.R.bool.config_adaptive_sleep_available);
+        return AdaptiveSleepPreferenceController.isAdaptiveSleepSupported(context);
     }
 
     private static class TimeoutCandidateInfo extends CandidateInfo {