net: fib_rules: Enable port mask usage

Allow user space to configure FIB rules that match on the source and
destination ports with a mask, now that support has been added to the
FIB rule core and the IPv4 and IPv6 address families.

Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Guillaume Nault <gnault@redhat.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://patch.msgid.link/20250217134109.311176-6-idosch@nvidia.com


Signed-off-by: Jakub Kicinski <kuba@kernel.org>