fix(core): organization field set to write_only=True

ref: #424

app/core/serializers/ticket.py

@@ -6,6 +6,7 @@ from access.serializers.teams import TeamBaseSerializer
 
 from app.serializers.user import UserBaseSerializer
 
+from api.serializers.common import OrganizationField
 from api.exceptions import UnknownTicketType
 
 from core import exceptions as centurion_exception
@@ -102,6 +103,8 @@ class TicketModelSerializer(TicketBaseSerializer):
 
     status_badge = BadgeField(label='Status')
 
+    organization = OrganizationField( required = True, write_only = True )
+
 
     class Meta:
         """Ticket Model Base Meta