Higher timeout and two tries for update packages
Higher timeout and two tries for update packages

For the yum/apt upgrade exec increase the timeout
from the default 5 minutes to 15 minutes and do
two tries.

Change-Id: I6687e7768862ab0471714392b358ac423f31ef72

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration