fix web ui setting

src/onthespot/templates/settings.html

@@ -359,7 +359,7 @@ <h2>Metadata</h2>
             const rotateAccSn = document.getElementById('rotate_acc_sn').checked;
             const forceRaw = document.getElementById('force_raw').checked;
             const downloadDelay = document.getElementById('download_delay').value;
-            const translateFilePath = document.getElementById('translate_file_path').value;
+            const translateFilePath = document.getElementById('translate_file_path').checked;
             const maximumQueueWorkers = document.getElementById('maximum_queue_workers').value;
             const maximumDownloadWorkers = document.getElementById('maximum_download_workers').value;