Title: #5661: [Backport][ipa-4-9] ipatests: Enable certbot test on rhel
This PR was opened automatically because PR #5562 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/5661/head:pr5661
git checkout pr5661