R1:a9b4197f9302

Fix lispum generation of Pholio mocks

Summary: Fixes T7406. Unbreak this oldschool code.

Test Plan:
```
GENERATING: PhabricatorPholioMockTestDataGenerator
Generated Mock: M8: Ipsum est eu enim magna do; reprehenderit.
Generated Mock: M9: Dolor est culpa esse cillum ullamco.
Generated Mock: M10: Lorem do cillum sint mollit: minim, in, aliqua esse.
```

Also created a mock normally, worked/looked fine.

Reviewers: joshuaspence, btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T7406…