[freeipa PR#2496][opened] [Backport][ipa-4-6] ipa-backup: restart services before compressing the backup

[flo-renaud]

   URL: https://github.com/freeipa/freeipa/pull/2496
Author: flo-renaud
 Title: #2496: [Backport][ipa-4-6] ipa-backup: restart services before compressing the
backup
Action: opened

PR body:
"""
Manual PR because PR #2492 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/2496/head:pr2496
git checkout pr2496