restrict minutes and seconds retention time to 2 digits

src/gui/widgets/massitemdelegate.h

@@ -42,7 +42,7 @@ public:
 
     QString displayText(const QVariant & value, const QLocale & locale) const override
     {
-        QString str = QString("%1'").arg(QString::number(value.toDouble(), 'f', 4));
+        QString str = QString("%1'").arg(QString::number(value.toDouble(), 'f', 2));
         return str;
     }
 };
@@ -58,7 +58,7 @@ public:
 
     QString displayText(const QVariant & value, const QLocale & locale) const override
     {
-        QString str = QString("%1\"").arg(QString::number(value.toDouble(), 'f', 4));
+        QString str = QString("%1\"").arg(QString::number(value.toDouble(), 'f', 2));
         return str;
     }
 };