Title: #1145: [Backport][ipa-4-6] tests: add host zone with overlap
This PR was opened automatically because PR #1106 was pushed to master and backport to
ipa-4-6 is required.
To pull the PR as Git branch:
git remote add ghfreeipa https://github.com/freeipa/freeipa
git fetch ghfreeipa pull/1145/head:pr1145
git checkout pr1145