net: dsa: mv8e6xxx: Fix stub function parameters

mv88e6xxx_g2_atu_stats_get() takes two parameters. Make the stub
function also take two, otherwise we get compile errors.

Fixes: c5f299d5 ("net: dsa: mv88e6xxx: global1_atu: Add helper for get next")
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/dsa/mv88e6xxx/global2.h

@@ -532,7 +532,8 @@ static inline int mv88e6xxx_g2_atu_stats_set(struct mv88e6xxx_chip *chip,
 	return -EOPNOTSUPP;
 }
 
-static inline int mv88e6xxx_g2_atu_stats_get(struct mv88e6xxx_chip *chip)
+static inline int mv88e6xxx_g2_atu_stats_get(struct mv88e6xxx_chip *chip,
+					     u16 *stats)
 {
 	return -EOPNOTSUPP;
 }