[dashboards] QComboBox warnings
on paraview-branch-master-[windows_vs2019_kits_mpi_python_qt] and paraview-branch-master-[windows_vs2019_qt]
https://open.cdash.org/viewBuildError.php?type=1&buildid=7115372
..\Qt\Widgets\pqSeriesGeneratorDialog.cxx(210): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\Components\pqArraySelectorPropertyWidget.cxx(271): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\Components\pqInputSelectorWidget.cxx(121): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\Components\pqLogViewerDialog.cxx(166): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\Components\pqLogViewerDialog.cxx(170): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\Components\pqLogViewerDialog.cxx(172): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\Components\pqLogViewerDialog.cxx(175): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\Components\pqLogViewerDialog.cxx(178): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\Components\pqPresetDialog.cxx(620): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
.\Qt\Components\Testing\Cxx\TabbedMultiViewWidgetFilteringApp.cxx(36): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\ApplicationComponents\pqSelectionQueryPropertyWidget.cxx(340): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\ApplicationComponents\pqSelectionQueryPropertyWidget.cxx(347): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\ApplicationComponents\pqSeriesEditorPropertyWidget.cxx(269): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\ApplicationComponents\pqSeriesEditorPropertyWidget.cxx(271): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead
..\Qt\ApplicationComponents\pqSeriesEditorPropertyWidget.cxx(275): warning C4996: 'QComboBox::currentIndexChanged': Use currentIndexChanged(int, const QString &) instead