LU-9207 test: Add new disk image for 2.9.0

LU-9207 test: Add new disk image for 2.9.0

Add new disk image for 2.9.0 of both ldiskfs and zfs
for conf-sanity test_32

Test-Parameters: trivial envdefinitions=ONLY=32 testlist=conf-sanity
Test-Parameters: trivial envdefinitions=ONLY=32 testlist=conf-sanity \
mdtfilesystemtype=zfs ostfilesystemtype=zfs

Change-Id: Iab57283e118cf92b19adda5794488cfe7bfcd6c0
Signed-off-by: Wei Liu <wei3.liu@intel.com>
Reviewed-on: https://review.whamcloud.com/26292
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: James Nunez <james.a.nunez@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>