Fix sorting of country flags column in Peers tab.

src/gui/properties/peerlistsortmodel.h

@@ -53,17 +53,11 @@ protected:
                 const QString strL = left.data().toString();
                 const QString strR = right.data().toString();
                 const int result = Utils::String::naturalCompare(strL, strR, Qt::CaseInsensitive);
-                if (result != 0)
                 return (result < 0);
-
-                return (left < right);
         }
             break;
         default:
-            if (left.data() != right.data())
             return QSortFilterProxyModel::lessThan(left, right);
-
-            return (left < right);
         };
     }
 };