Ontology validator passes when there are mixed enumerations in the field list

[cstirdivant]

Ontology validator does not fail (when it should) on a type like this; mixing of enumerated and non-enumerated fields should be invalid

FDPM:
  guid: "dc6d8a45-8ce6-4ac1-b5b5-cf9fd5727034"
  description: "Filter pressure monitoring."
  is_abstract: true
  uses:
  - filter_differential_pressure_sensor
  opt_uses:
  - filter_alarm
  - filter_alarm_1
  - filter_alarm_2
  - filter_alarm_3
  implements:
  - MONITORING