Update arhythmia.py

arhythmia.py

@@ -604,6 +604,8 @@ class Arhythmia(datasets.GeneratorBasedBuilder):
     BUILDER_CONFIGS = [
         ArhythmiaConfig(name="arhythmia",
                     description="Multiclass classification of arhythmia type."),
+        ArhythmiaConfig(name="has_arhythmia",
+                    description="Binary classification of arhythmia."),
     ]