fix: Generate primary key name array properly.

Was concatenating them all together, but we need then nice and separate.

lib/components/services/audit/generate-trigger-statement.js

@@ -5,7 +5,7 @@ const _ = require('lodash')
 module.exports = function generateTriggerStatement (options) {
   const namespace = _.snakeCase(options.model.namespace)
   const name = _.snakeCase(options.model.name)
-  const pk = _.snakeCase(options.model.primaryKey)
+  const pk = options.model.primaryKey.map( _.snakeCase).join(',')
 
   switch (options.action) {
     case 'ADD':