The recent PyYaml upversion issues would have been seen
in Zuul/Tox if this check had been enabled.
These changes have no impact on the runtime code.
This also disables the large import graph report at the end
of pylint executions, which makes it difficult to see pylint
errors.
Test Plan:
Pass: tox
Story: 2010642
Task: 48161
Signed-off-by: Al Bailey <al.bailey@windriver.com>
Change-Id: Ib0c27b2dfebea0ef82345da9a4935b79f00daa5a