mlxsw: spectrum_qdisc: Add handle parameter to ..._ops.replace

PRIO and ETS will need to check the value of qdisc handle in their
handlers. Add it to the callback and propagate through.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>