LU-16826 tests: lfsck to repair a dangling remote entry

LU-16826 tests: lfsck to repair a dangling remote entry

Testing how lfsck repairs a dir entry to a non-existing
Lustre object.

HPE-bug-id: LUS-11609
Test-Parameters: trivial testlist=sanity-lfsck fstype=ldiskfs mdscount=2 mdtcount=4 env=ONLY=23d
Signed-off-by: Alexander Zarochentsev <alexander.zarochentsev@hpe.com>
Change-Id: I88dc8be98bacd2a199facfe3569567de6a713ff6
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/50998
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Alexander Boyko <alexander.boyko@hpe.com>
Reviewed-by: Andrew Perepechko <andrew.perepechko@hpe.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>