Site is required when creating devices

netbox/dcim/forms.py

@@ -2036,7 +2036,6 @@ class DeviceForm(BootstrapMixin, TenancyForm, CustomFieldModelForm):
     )
     site = DynamicModelChoiceField(
         queryset=Site.objects.all(),
-        required=False,
         query_params={
             'region_id': '$region',
             'group_id': '$site_group',