Replaces numbered place marker %2 with %1.

Replaces numbered place marker %2 with %1, because the QString::arg() member function is called once on the string used to create the QString object.

src/qt/sendcoinsdialog.cpp

@@ -336,7 +336,7 @@ void SendCoinsDialog::on_sendButton_clicked()
     }
     questionString.append(tr("Total Amount %1")
         .arg(BitcoinUnits::formatHtmlWithUnit(model->getOptionsModel()->getDisplayUnit(), totalAmount)));
-    questionString.append(QString("<span style='font-size:10pt;font-weight:normal;'><br />(=%2)</span>")
+    questionString.append(QString("<span style='font-size:10pt;font-weight:normal;'><br />(=%1)</span>")
         .arg(alternativeUnits.join(" " + tr("or") + "<br />")));
 
     questionString.append("<hr /><span>");