test/common: checks for bolt_strv_make_n

Check the very basic cases of 0 and N, w.l.o.g here N=2.
4 jobs for bootacl_dbus in 8 minutes and 49 seconds (queued for 9 seconds)
Status Job ID Name Coverage
  Build
passed #468099
alpine

00:01:09

passed #468097
arch

00:03:09

passed #468098
debian

00:05:02

passed #468096
fedora

00:06:03

86.0%