pylint-2.6.0 introduced a new W0707 warning related to a new
capability in python3. Given cgcs-patch is still running py2, this new
warning is being ignored. When we move to python3, we will review the
pylint warnings at that time.
Change-Id: If59dcc62ce68d7bb7b119018502ba6d318e7746a
Closes-Bug: 1902916
Signed-off-by: Don Penney <don.penney@windriver.com>