Fix AmbientDisplayAlwaysOn isSliceable. am: e0a4a343c4

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/22897539

Change-Id: Idb7f1807b789a1050e31e137f81631fc7f39f8e8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

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

@@ -22,6 +22,7 @@ import android.os.PowerManager;
 import android.os.SystemProperties;
 import android.os.UserHandle;
 import android.provider.Settings;
+import android.text.TextUtils;
 
 import androidx.preference.Preference;
 
@@ -63,7 +64,7 @@ public class AmbientDisplayAlwaysOnPreferenceController extends TogglePreference
 
     @Override
     public boolean isPublicSlice() {
-        return true;
+        return TextUtils.equals(getPreferenceKey(), "ambient_display_always_on");
     }
 
     @Override