vagrant: Make tmpdir configurable on vagrant scripts
This also moves the temporary directory to /var/tmp/puppet/ (so it stays across reboots).
Related to T3833
Test Plan
use it and it's ok
Migrated from D6932 (view on Phabricator)
This also moves the temporary directory to /var/tmp/puppet/ (so it stays across reboots).
Related to T3833
use it and it's ok
Migrated from D6932 (view on Phabricator)