Fix tempest-full-py3 for stable/ussuri to wallaby

tempest-full-py3 job started using the new tox env
'integrated-full' which is not present in old
tempest used in stable/ussuri to wallaby. This
commit preapre a separate job definiton for stable
ussuri to wallaby which use 'full' tox env.

Closes-Bug: #2007986
Depends-On: https://review.opendev.org/c/openstack/devstack/+/874625
Change-Id: I5f1c4de0e7ec0cc6d7f6ba7d7aa78aabc931d23e
2 files changed