Enabling automatic pylint with tox and zull for each new patchset.
Test plan:
PASS: Run "tox -e pylint" in the terminal, this will:
- Run pylint in all python files
- Show the report
Story: 2005051
Task: 47900
Change-Id: I2f66a5f72e3f8746c00aae96287ad3e4edb88e28
Signed-off-by: Lindley Werner <lindley.vieira@encora.com>