Rook version is currently 1.1.7 in our e2e deployment which brings 14.2.4 version
of ceph cluster. To support cephfs snapshot e2e, we need latest version of Ceph Cluster
in E2E. Rook 1.2.7 is good enough which on patching bring up ceph 14.2.10 cluster.
Signed-off-by: Humble Chirammal <hchiramm@redhat.com>