EX-7714 utils: logical AND for 'lfs find' compression exprs

EX-7714 utils: logical AND for 'lfs find' compression exprs

All search expressions provided to 'lfs find' must be combined as a
logical AND. Fix newly added options for compression support, so that
they comply with this logical AND.

Fixes: 093bd2f343 ("EX-6856 utils: add 'lfs find' support for compressed file")
Signed-off-by: Sebastien Buisson <sbuisson@ddn.com>
Change-Id: I3b28cd87c1d304df6d04753b413d46f5abcfe16e
Reviewed-on: https://review.whamcloud.com/c/ex/lustre-release/+/51393
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>