Correctly load state of use download folder

PR #17807.
Closes #17793.

src/gui/watchedfolderoptionsdialog.cpp

@@ -52,11 +52,11 @@ WatchedFolderOptionsDialog::WatchedFolderOptionsDialog(
     m_ui->savePath->setMode(FileSystemPathEdit::Mode::DirectorySave);
     m_ui->savePath->setDialogCaption(tr("Choose save path"));
 
-    const auto *session = BitTorrent::Session::instance();
-
     m_ui->downloadPath->setMode(FileSystemPathEdit::Mode::DirectorySave);
     m_ui->downloadPath->setDialogCaption(tr("Choose save path"));
-    m_ui->groupBoxDownloadPath->setChecked(watchedFolderOptions.addTorrentParams.useDownloadPath.value_or(session->isDownloadPathEnabled()));
+
+    const auto *session = BitTorrent::Session::instance();
+    m_useDownloadPath = watchedFolderOptions.addTorrentParams.useDownloadPath.value_or(session->isDownloadPathEnabled());
 
     connect(m_ui->comboTTM, qOverload<int>(&QComboBox::currentIndexChanged), this, &WatchedFolderOptionsDialog::onTMMChanged);
     connect(m_ui->categoryComboBox, qOverload<int>(&QComboBox::currentIndexChanged), this, &WatchedFolderOptionsDialog::onCategoryChanged);