NAT-329 fixed problem with router vendor was wrong accessed

gso/workflows/iptrunk/modify_trunk_interface.py

@@ -111,7 +111,7 @@ def initial_input_form_generator(subscription_id: UUIDstr) -> FormGenerator:
 
         @validator("side_a_ae_members", allow_reuse=True)
         def validate_interface_name_members(cls, side_a_ae_members: list[LAGMember]) -> list[LAGMember]:
-            vendor = subscription.iptrunk.iptrunk_sides[0].iptrunk_side_node.router_vendor
+            vendor = subscription.iptrunk.iptrunk_sides[0].iptrunk_side_node.vendor
             return validate_interface_name_list(side_a_ae_members, vendor)
 
     user_input_side_a = yield ModifyIptrunkSideAForm
@@ -136,7 +136,7 @@ def initial_input_form_generator(subscription_id: UUIDstr) -> FormGenerator:
 
         @validator("side_b_ae_members", allow_reuse=True)
         def validate_interface_name_members(cls, side_b_ae_members: list[LAGMember]) -> list[LAGMember]:
-            vendor = subscription.iptrunk.iptrunk_sides[1].iptrunk_side_node.router_vendor
+            vendor = subscription.iptrunk.iptrunk_sides[1].iptrunk_side_node.vendor
             return validate_interface_name_list(side_b_ae_members, vendor)
     user_input_side_b = yield ModifyIptrunkSideBForm