Revert "lib.numa: skip selftest if running on a non-NUMA machine"
Revert "lib.numa: skip selftest if running on a non-NUMA machine"

This reverts commit 2c71c239ce35baa943a8d2b25605250267878d91.

eugeneia/snabb,dpino/snabb,Igalia/snabb,Igalia/snabbswitch,alexandergall/snabbswitch,eugeneia/snabb,eugeneia/snabb,dpino/snabbswitch,Igalia/snabbswitch,eugeneia/snabbswitch,eugeneia/snabbswitch,snabbco/snabb,Igalia/snabb,snabbco/snabb,Igalia/snabb,alexandergall/snabbswitch,Igalia/snabb,Igalia/snabb,eugeneia/snabb,Igalia/snabb,eugeneia/snabb,snabbco/snabb,SnabbCo/snabbswitch,alexandergall/snabbswitch,eugeneia/snabbswitch,dpino/snabb,Igalia/snabb,dpino/snabb,dpino/snabb,dpino/snabb,Igalia/snabbswitch,Igalia/snabbswitch,snabbco/snabb,dpino/snabb,alexandergall/snabbswitch,snabbco/snabb,eugeneia/snabb,SnabbCo/snabbswitch,dpino/snabbswitch,dpino/snabb,eugeneia/snabb,eugeneia/snabb,SnabbCo/snabbswitch,alexandergall/snabbswitch,dpino/snabbswitch,alexandergall/snabbswitch,alexandergall/snabbswitch,dpino/snabbswitch,snabbco/snabb,snabbco/snabb,eugeneia/snabbswitch,snabbco/snabb,SnabbCo/snabbswitch,alexandergall/snabbswitch,Igalia/snabbswitch,Igalia/snabb