Upgrade python3-pytest from 5.4.3 to 6.1.0
* add runtime dependency python3-iniconfig
And the release changelog is at:
https://docs.pytest.org/en/stable/changelog.html#pytest-6-1-0-2020-09-26
Signed-off-by: Kai Kang <kai.kang@windriver.com>
Acked-by: Trevor Gamblin <trevor.gamblin@windriver.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>