[freeipa PR#3365][opened] [ipa-4-6] tox: force pytest version to the 4.6.4

[netoarmando]

   URL: https://github.com/freeipa/freeipa/pull/3365
Author: netoarmando
 Title: #3365: [ipa-4-6] tox: force pytest version to the 4.6.4
Action: opened

PR body:
"""
As of today, latest version of pytest (5.0.0), released on June 28th is freezing tox on
py36 right after the test session starts.

Version 4.6.4 was released on the same date.

Signed-off-by: Armando Neto <abiagion(a)redhat.com&gt;
"""

To pull the PR as Git branch:
git remote add ghfreeipa https://github.com/freeipa/freeipa
git fetch ghfreeipa pull/3365/head:pr3365
git checkout pr3365

[freeipa PR#3365][closed] [ipa-4-6] tox: force pytest version to the 4.6.4

[rcritten]

   URL: https://github.com/freeipa/freeipa/pull/3365
Author: netoarmando
 Title: #3365: [ipa-4-6] tox: force pytest version to the 4.6.4
Action: closed

To pull the PR as Git branch:
git remote add ghfreeipa https://github.com/freeipa/freeipa
git fetch ghfreeipa pull/3365/head:pr3365
git checkout pr3365