Name adjustments for taskflow jobs

The taskflow tox.ini gate/check jobs for tox have
undergone a name change, to reflect the new names
in taskflows tox.ini change those names so the
environments are found.

Closes-Bug: #1273501

Change-Id: I4bc8d3c7e6ddd577221ee9004ff96026483a75a1
Merge "Name adjustments for taskflow jobs"