Title: #6019: [Backport][ipa-4-9] ipatests: fix expected msg in tasks.run_ssh_cmd
This PR was opened automatically because PR #6016 was pushed to master and backport to
ipa-4-9 is required.
To pull the PR as Git branch:
git remote add ghfreeipa https://github.com/freeipa/freeipa
git fetch ghfreeipa pull/6019/head:pr6019
git checkout pr6019