Title: #5500: [Backport][ipa-4-9] Ensure that KDC cert has SAN DNS entry
This PR was opened automatically because PR #5495 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/5500/head:pr5500
git checkout pr5500