Revert "Truncate() above handles deleting the team"
Revert "Truncate() above handles deleting the team"

Seems like it doesn't because the main team is added in a migration.

This reverts commit a5113434899c2cb42384a8d2f599d2cddaccdb67.

concourse/concourse,concourse/concourse,concourse/concourse,concourse/concourse,concourse/concourse