set stupid bidding to 0

src/Skat/AI/Stupid.hs

@@ -29,7 +29,7 @@ newtype NoBidder = NoBidder Hand
 -- | no bidding from that player
 instance Bidder NoBidder where
     hand (NoBidder h) = h
-    askBid _ _ bid = return $ Just 120
+    askBid _ _ bid = return Nothing
     askResponse _ _ bid = if bid < 24 then return True else return False
     askGame _ _ = return $ Grand Hand
     askHand _ _ = return True