By default select current country in support phone list.

Bug: 29105266
Change-Id: I78027e5c817aae5e2220bc974e03282d937c33c6

src/com/android/settings/dashboard/SupportItemAdapter.java

@@ -83,6 +83,7 @@ public final class SupportItemAdapter extends RecyclerView.Adapter<SupportItemAd
         // Optimistically assume we have Internet access. It will be updated later to correct value.
         mHasInternet = true;
         setAccount(mSupportFeatureProvider.getSupportEligibleAccount(mActivity));
+        mSelectedCountry = mSupportFeatureProvider.getCurrentCountryCodeIfHasConfig(PHONE);
         refreshData();
     }