EX-7013 lipe: printf formats added to lipe_find3

EX-7013 lipe: printf formats added to lipe_find3

Printf formats added to lipe_find3: fid, mirror-count,
stripe-count. Sanity-lipe-find3 updated with printf
format tests

Test-Parameters: trivial testlist=sanity-lipe-find3,sanity-lipe-scan3
Signed-off-by: Alexandre Ioffe <aioffe@ddn.com>
Change-Id: Ic5b0d6786c705e51d809eba19e123287d2794740
Reviewed-on: https://review.whamcloud.com/c/ex/lustre-release/+/50313
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Colin Faber <cfaber@ddn.com>
Reviewed-by: Jian Yu <yujian@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>