Fix bug in use of CKDh.

Signed-off-by: Daira-Emma Hopwood <[email protected]>

Author: daira

zcash_test_vectors/orchard/key_components.py

@@ -66,7 +66,7 @@ def master(cls, S):
         return cls(chaincode, sk)
 
     def child(self, i):
-        (sk_i, c_i) = CKDh(self.Orchard, self.data, self.chaincode, i, b"", False)
+        (sk_i, c_i) = CKDh(self.Orchard, self.data, self.chaincode, i, 0, b"")
         return self.__class__(c_i, sk_i)