Port deprecated QString::SplitBehavior -> Qt::SplitBehavior

gui/guiprofile.cpp

@@ -623,7 +623,12 @@ void ProfControl::setSubcontrols(const QString &sctls)
   _useSubcontrolCaptureSwitch = false;
   _useSubcontrolEnum = false;
 
+#if QT_VERSION>=QT_VERSION_CHECK(5, 14, 0)
+  QStringList qsl = sctls.split( ',',  Qt::SkipEmptyParts, Qt::CaseInsensitive);
+#else
   QStringList qsl = sctls.split( ',',  QString::SkipEmptyParts, Qt::CaseInsensitive);
+#endif
+
   QStringListIterator qslIt(qsl);
   while (qslIt.hasNext()) {
     QString sctl = qslIt.next();