remove wrong typing annotations

specificity.py

@@ -114,8 +114,8 @@ class Specificity(evaluate.Metric):
 
     def _compute(
         self,
-        predictions: datasets.Sequence(datasets.Value("int32")) | datasets.Value("int32"),
-        references: datasets.Sequence(datasets.Value("int32")) | datasets.Value("int32"),
+        predictions,
+        references,
         labels=None,
         neg_label=0,
         average="binary",