Remove unnecessary QObject::

Signed-off-by: Yihe Li <winmikedows@hotmail.com>

launcher/ui/pages/modplatform/modrinth/ModrinthResourcePages.cpp

@@ -169,7 +169,7 @@ void ModrinthModPage::prepareProviderCategories()
 {
     auto response = std::make_shared<QByteArray>();
     m_categoriesTask = ModrinthAPI::getModCategories(response);
-    QObject::connect(m_categoriesTask.get(), &Task::succeeded, [this, response]() {
+    connect(m_categoriesTask.get(), &Task::succeeded, [this, response]() {
         auto categories = ModrinthAPI::loadModCategories(response);
         m_filter_widget->setCategories(categories);
     });