upgrade to qt 6 compliance

app/task/project/import/import.cpp

@@ -35,7 +35,7 @@ ProjectImportTask::ProjectImportTask(Folder *folder, const QStringList &filename
   folder_(folder)
 {
   foreach (const QString& f, filenames) {
-    filenames_.append(f);
+    filenames_.append(QFileInfo(f));
   }
 
   file_count_ = Core::CountFilesInFileList(filenames_);

app/task/taskmanager.cpp

@@ -93,7 +93,7 @@ void TaskManager::AddTask(Task* t)
   tasks_.insert(watcher, t);
 
   // Run task concurrently
-  watcher->setFuture(QtConcurrent::run(t, &Task::Start));
+  watcher->setFuture(QtConcurrent::run(&Task::Start, t));
 
   // Emit signal that a Task was added
   emit TaskAdded(t);