Sort imports

Having consistent import order will reduce chance of merge
conflict between internal and external master

Test: rebuild
Change-Id: I0b1a170967ddcce7f388603fd521f6ed1eeba30b

src/com/android/settings/accessibility/VibrationPreferenceFragment.java

@@ -29,6 +29,8 @@ import android.provider.Settings;
 import android.util.ArrayMap;
 import android.util.Log;
 
+import androidx.annotation.VisibleForTesting;
+
 import com.android.settings.R;
 import com.android.settings.widget.RadioButtonPickerFragment;
 import com.android.settingslib.widget.CandidateInfo;
@@ -38,8 +40,6 @@ import java.util.Comparator;
 import java.util.List;
 import java.util.Map;
 
-import androidx.annotation.VisibleForTesting;
-
 /**
  * Fragment for changing vibration settings.
  */