Fix TUEV category: event classification, not pathology detection

backend/app/config/benchmarks.py

@@ -75,7 +75,7 @@ EEG_BENCHMARKS: Dict[str, BenchmarkInfo] = {
         task_id="event_classification_6class",
         display_name="TUEV",
         description="Temple University EEG Events corpus - 6-class event classification.",
-        category="Pathology Detection",
+        category="Event Classification",
         num_classes=6,
         accuracy_field="tuev_accuracy",
     ),