fix includes

src/mvvmdatasyncwidgets/changeremotedialog.cpp

@@ -2,6 +2,7 @@
 #include "ui_changeremotedialog.h"
 #include <QtMvvmCore/Binding>
 #include <QtMvvmWidgets/private/widgetspresenter_p.h>
+#include <QtWidgets/QPushButton>
 using namespace QtMvvm;
 
 ChangeRemoteDialog::ChangeRemoteDialog(ViewModel *viewModel, QWidget *parent) :

src/mvvmdatasyncwidgets/exportsetupdialog.cpp

@@ -1,6 +1,7 @@
 #include "exportsetupdialog_p.h"
 #include "ui_exportsetupdialog.h"
 #include <QtMvvmCore/Binding>
+#include <QtWidgets/QPushButton>
 using namespace QtMvvm;
 
 ExportSetupDialog::ExportSetupDialog(ViewModel *viewModel, QWidget *parent) :

src/mvvmdatasyncwidgets/identityeditdialog.cpp

@@ -1,6 +1,7 @@
 #include "identityeditdialog_p.h"
 #include "ui_identityeditdialog.h"
 #include <QtMvvmCore/Binding>
+#include <QtWidgets/QPushButton>
 using namespace QtMvvm;
 
 IdentityEditDialog::IdentityEditDialog(ViewModel *viewModel, QWidget *parent) :