
The updates to the sphinx docs jobs in support of the updates to the PTI wound up exposing an unintended interface. There are two flavors of the tox_install.sh file out there, and we basically need to collapse them into one flavor. Update the tox_install.sh script to match the constraints-as-first-argument form. Change-Id: I7cb4b44952713752435e1faf0f63bf0d37e7dda6