[freeipa PR#5321][opened] [Backport][ipa-4-9] freeipa.spec.in: unify spec files across upstream RHEL, and Fedora

[rcritten]

   URL: https://github.com/freeipa/freeipa/pull/5321
Author: rcritten
 Title: #5321: [Backport][ipa-4-9] freeipa.spec.in: unify spec files across upstream RHEL,
and Fedora
Action: opened

PR body:
"""
This PR was opened automatically because PR #5279 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/5321/head:pr5321
git checkout pr5321