[freeipa PR#5277][opened] [Backport][ipa-4-9] Use host keytab to obtain credentials needed for ipa-certupdate

[abbra]

   URL: https://github.com/freeipa/freeipa/pull/5277
Author: abbra
 Title: #5277: [Backport][ipa-4-9] Use host keytab to obtain credentials needed for
ipa-certupdate
Action: opened

PR body:
"""
This PR was opened automatically because PR #5246 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/5277/head:pr5277
git checkout pr5277