qt: use GUIUtil::dateTimeStr in coincontrol

src/qt/coincontroldialog.cpp

@@ -20,7 +20,6 @@
 #include <QCheckBox>
 #include <QColor>
 #include <QCursor>
-#include <QDateTime>
 #include <QDialogButtonBox>
 #include <QFlags>
 #include <QIcon>
@@ -730,7 +729,7 @@ void CoinControlDialog::updateView()
             itemOutput->setText(COLUMN_AMOUNT_INT64, strPad(QString::number(out.tx->vout[out.i].nValue), 15, " ")); // padding so that sorting works correctly
 
             // date
-            itemOutput->setText(COLUMN_DATE, QDateTime::fromTime_t(out.tx->GetTxTime()).toString("yy-MM-dd hh:mm"));
+            itemOutput->setText(COLUMN_DATE, GUIUtil::dateTimeStr(out.tx->GetTxTime()));
 
             // confirmations
             itemOutput->setText(COLUMN_CONFIRMATIONS, strPad(QString::number(out.nDepth), 8, " "));