fix: add missing headers

Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>

launcher/ProblemProvider.h

@@ -1,5 +1,8 @@
 #pragma once
 
+#include <QList>
+#include <QString>
+
 enum class ProblemSeverity
 {
     None,

launcher/ui/instanceview/AccessibleInstanceView.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <QString>
+#include <QObject>
 class QAccessibleInterface;
 
 QAccessibleInterface *groupViewAccessibleFactory(const QString &classname, QObject *object);