we don't have a mandatory Ceph major version upgrade this time around,
so this check does not make sense. instead, we want noout until the full
cluster is upgraded. let's use the simple approach and just flip the
switch to "turn off noout if all of Ceph is a single version" in the PVE
7.x branch.
Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>