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/widget/DotsPageIndicator.java

@@ -34,12 +34,12 @@ import android.util.AttributeSet;
 import android.view.View;
 import android.view.animation.Interpolator;
 
+import androidx.viewpager.widget.ViewPager;
+
 import com.android.settings.R;
 
 import java.util.Arrays;
 
-import androidx.viewpager.widget.ViewPager;
-
 /**
  * Custom pager indicator for use with a {@code ViewPager}.
  */