LU-12674 osp: handle -EINPROGRESS on llog objects

LU-12674 osp: handle -EINPROGRESS on llog objects

if llog object is corrupted and OI doesn't allow access to that
OSP panics being asked to declare new llog record (e.g. for unlink).
Instead OSP should complain in the logs, skip llogging and suggest
to run LFSCK to fix orphans.

Signed-off-by: Alex Zhuravlev <bzzz@whamcloud.com>
Change-Id: I18d4d68811833c08cdc1937d147ac6e8c3408a30
Reviewed-on: https://review.whamcloud.com/35844
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Mike Pershin <mpershin@whamcloud.com>
Reviewed-by: Lai Siyao <lai.siyao@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>