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/wifi/WifiSummaryUpdater.java

@@ -26,12 +26,12 @@ import android.net.wifi.WifiInfo;
 import android.net.wifi.WifiManager;
 import android.text.TextUtils;
 
+import androidx.annotation.VisibleForTesting;
+
 import com.android.settings.R;
 import com.android.settings.widget.SummaryUpdater;
 import com.android.settingslib.wifi.WifiStatusTracker;
 
-import androidx.annotation.VisibleForTesting;
-
 /**
  * Helper class that listeners to wifi callback and notify client when there is update in
  * wifi summary info.