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/BandMode.java

@@ -14,11 +14,11 @@ import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
 import android.widget.ListView;
 
+import androidx.appcompat.app.AlertDialog;
+
 import com.android.internal.telephony.Phone;
 import com.android.internal.telephony.PhoneFactory;
 
-import androidx.appcompat.app.AlertDialog;
-
 /**
  * Radio Band Mode Selection Class
  *