tasks: handle failure cleanly in test_stale_caps

Previously would fail because the cap waiter
completed too soon, without noticing that the
reason it completed quickly was because it failed.

Signed-off-by: John Spray <john.spray@redhat.com>
tasks: typo in mds_client_recovery

Signed-off-by: John Spray <john.spray@redhat.com>
tasks: fix race in test_stale_caps

Signed-off-by: John Spray <john.spray@redhat.com>
suites/fs: update to latest mdtest

They appear to have (accidentally?) fixed whatever
was crashing.

Fixes: #9177

Signed-off-by: John Spray <john.spray@redhat.com>
Merge pull request #140 from ceph/wip-9177

suites/fs: update to latest mdtest
Merge pull request #141 from ceph/wip-9423

Fix #9423 - race in mds_client_recovery
tasks: escaping '*' when deleting files

Signed-off-by: John Spray <john.spray@redhat.com>
Merge remote-tracking branch 'origin/giant'