Set certificate ownership properly
Set certificate ownership properly

When creating certificate for collective, ensure that the certificate
is usable by confluent when running
as non-root.

jjohnson42/confluent,jjohnson42/confluent,jjohnson42/confluent,xcat2/confluent,jjohnson42/confluent,xcat2/confluent,xcat2/confluent,xcat2/confluent,jjohnson42/confluent,xcat2/confluent