Fixed the error on showing number of members in modify trunk interface workflow.

gso/workflows/iptrunk/modify_trunk_interface.py

@@ -93,7 +93,7 @@ def initial_input_form_generator(subscription_id: UUIDstr) -> FormGenerator:
             "You will need to add the new AE members in the next steps."
         )
         iptrunk_speed: PhysicalPortCapacity = subscription.iptrunk.iptrunk_speed
-        iptrunk_number_of_members: int = subscription.iptrunk.iptrunk_minimum_links + 1
+        iptrunk_number_of_members: int = len(subscription.iptrunk.iptrunk_sides[0].iptrunk_side_ae_members)
         iptrunk_isis_metric: ReadOnlyField(subscription.iptrunk.iptrunk_isis_metric, default_type=int)  # type: ignore[valid-type]
         iptrunk_ipv4_network: ReadOnlyField(  # type: ignore[valid-type]
             str(subscription.iptrunk.iptrunk_ipv4_network), default_type=IPv4AddressType