use Options models to consolidate field_names list

awx/main/models/projects.py

@@ -306,9 +306,9 @@ class Project(UnifiedJobTemplate, ProjectOptions, ResourceMixin):
 
     @classmethod
     def _get_unified_job_field_names(cls):
-        return ['name', 'description', 'local_path', 'scm_type', 'scm_url',
-                'scm_branch', 'scm_clean', 'scm_delete_on_update',
-                'credential', 'schedule', 'timeout',]
+        return set(f.name for f in ProjectOptions._meta.fields) | set(
+            ['name', 'description', 'schedule']
+        )
 
     def save(self, *args, **kwargs):
         new_instance = not bool(self.pk)