dist/docker: Enable SMP support
dist/docker: Enable SMP support

Now that Scylla has a sleep mode, we can enable SMP support again.

Signed-off-by: Pekka Enberg <add4fcd06328a394f0ad91feda7ee057316dc5ed@scylladb.com>

scylladb/scylla,duarten/scylla,raphaelsc/scylla,avikivity/scylla,raphaelsc/scylla,duarten/scylla,scylladb/scylla,kjniemi/scylla,avikivity/scylla,kjniemi/scylla,raphaelsc/scylla,scylladb/scylla,kjniemi/scylla,scylladb/scylla,avikivity/scylla,duarten/scylla