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/slices/SliceRelayReceiver.java

@@ -21,6 +21,7 @@ import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
 import android.text.TextUtils;
+
 import com.android.settingslib.SliceBroadcastRelay;
 
 /**