rolling_update: set osd sortbitwise
rolling_update: set osd sortbitwise

upgrade RHCS 2 -> RHCS 3 will fail if cluster has still set
sortnibblewise,
it stay stuck on "TASK [waiting for clean pgs...]" as RHCS 3 osds will
not start if nibblewise is set.

Closes: https://bugzilla.redhat.com/show_bug.cgi?id=1600943
Signed-off-by: Sébastien Han <62d754cc350e84d3b1c32ae79f976f5348e74a40@redhat.com>
(cherry picked from commit b3266c5be2f88210589cfa56a5fe0a5092f79ee6)

fgal/ceph-ansible,fgal/ceph-ansible