[releng] Issue #8142: Add ignatenkobrain to koji admins

[Igor Gnatenko]

ignatenkobrain added a new comment to an issue you are following:
``
I've untagged broken RPM and also packages which were built using new RPM:

```
$ koji untag-build f31 perl-RPM-VersionCompare-0.1.1-30.fc31 libextractor-1.9-2.fc31 scl-utils-2.0.2-9.fc31 grubby-8.40-32.fc31 rpminspect-0.1-2.fc31 systemtap-4.2-0.20190605git8b868f3dd030.fc31 net-snmp-5.8-8.fc31 apt-0.5.15lorg3.95-36.git522.fc31
```
``

To reply, visit the link below or just reply to this email
https://pagure.io/releng/issue/8142