net: dsa: mv88e6xxx: remove table args in info lookup

The mv88e6xxx_table array and the mv88e6xxx_lookup_info function are
static, so remove the table and size arguments from the lookup function.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>