Fix mem leak found by ASAN

src/incidenceresource.cpp

@@ -120,6 +120,11 @@ IncidenceResource::IncidenceResource(IncidenceAttendee *ieAttendee, IncidenceDat
             &IncidenceResource::updateCount);
 }
 
+IncidenceResource::~IncidenceResource()
+{
+    delete resourceDialog;
+}
+
 void IncidenceResource::load(const KCalendarCore::Incidence::Ptr &incidence)
 {
     Q_UNUSED(incidence);

src/incidenceresource.h

@@ -44,6 +44,7 @@ public:
     using IncidenceEditorNG::IncidenceEditor::load; // So we don't trigger -Woverloaded-virtual
 
     explicit IncidenceResource(IncidenceAttendee *mIeAttendee, IncidenceDateTime *dateTime, Ui::EventOrTodoDesktop *ui);
+    ~IncidenceResource();
 
     void load(const KCalendarCore::Incidence::Ptr &incidence) override;
     void save(const KCalendarCore::Incidence::Ptr &incidence) override;

src/resourcemanagement.cpp

@@ -151,7 +151,7 @@ ResourceManagement::ResourceManagement(QWidget *parent)
     attrs << QStringLiteral("cn") << QStringLiteral("mail")
           << QStringLiteral("owner") << QStringLiteral("givenname") << QStringLiteral("sn")
           << QStringLiteral("kolabDescAttribute") << QStringLiteral("description");
-    ResourceModel *resourcemodel = new ResourceModel(attrs);
+    ResourceModel *resourcemodel = new ResourceModel(attrs, this);
     mUi->treeResults->setModel(resourcemodel);
 
     // This doesn't work till now :(-> that's why i use the click signal