python-psutil compatibility patch
python-psutil compatibility patch

According to [1] there have been backwards incompatible changes in psutil module.
This patch makes amqp oscheck be compatible with all versions of the module.

[1] https://pyup.io/changelogs/psutil/

Change-Id: I7af6c25d58b327011013bdea990ccf7ea2f3002e

openstack/osops-tools-monitoring,openstack/osops-tools-monitoring,openstack/osops-tools-monitoring