Ceph has a problem where logs that were introduced which are
debug messages are logged as normal. They cause a lot of extra
useless messages and overloading ELK cluster
This was fixed in 12.2.9 which is not out yet, so let's work
around it for now by avoiding shipping it.
Change-Id: I36a503b7380ce62c65570232a18d2179a98ecfa1