LU-8809 osp: print more opd_pre information in LASSERTF()

LU-8809 osp: print more opd_pre information in LASSERTF()

This patch is to print out the opd_pre_last_created_fid and
opd_pre_used_fid values in the LASSERT() from osp_statfs(),
so that we know what kind of values they contain.

Test-Parameters: trivial
Signed-off-by: Emoly Liu <emoly.liu@intel.com>
Change-Id: I9f525aa46fc0078d241b04767f5a2cebebeaf6b9
Reviewed-on: https://review.whamcloud.com/23642
Tested-by: Jenkins
Reviewed-by: Bobi Jam <bobijam@hotmail.com>
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>