Test Vault pillar
Summary:
When a new custo policy is added, it needs to be declared in two places:
- in the pillar
- in roles/vault/policies/files
This test asserts the two lists match.
Test Plan: touch roles/vault/policies/files/foo.hcl
Reviewers: dereckson
Reviewed By: dereckson
Differential Revision: https://devcentral.nasqueron.org/D3030