Blacklist chardet 3.0.x
Blacklist chardet 3.0.x

Our builds are failing due to chadet 3.0.0 and 3.0.1, blacklist the versions.

Change-Id: I5801f4d94a5e1e1998c3de2731a4bd824de6e1ce

openstack/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals