Title: #5088: [Backport][ipa-4-8] dnsforwardzone-add: support dnspython 2.0
This PR was opened automatically because PR #5085 was pushed to master and backport to
ipa-4-8 is required.
To pull the PR as Git branch:
git remote add ghfreeipa https://github.com/freeipa/freeipa
git fetch ghfreeipa pull/5088/head:pr5088
git checkout pr5088