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/SingleTargetGearPreference.java

@@ -19,11 +19,11 @@ package com.android.settings.widget;
 import android.content.Context;
 import android.util.AttributeSet;
 
-import com.android.settings.R;
-
 import androidx.core.content.res.TypedArrayUtils;
 import androidx.preference.Preference;
 
+import com.android.settings.R;
+
 /**
  * A preference with single target and a gear icon on the side.
  */