add 2 test cases for create_iptrunk workflow and one for create_site

gso/services/provisioning_proxy.py

@@ -4,7 +4,6 @@
 """
 import json
 import logging
-from typing import NoReturn
 
 import requests
 from orchestrator import conditional, inputstep, step
@@ -252,7 +251,7 @@ def _await_pp_results(subscription: SubscriptionModel, label_text: str = DEFAULT
         confirm: Accept = Accept("INCOMPLETE")
 
         @validator("pp_run_results", allow_reuse=True, pre=True, always=True)
-        def run_results_must_be_given(cls, run_results: dict) -> dict | NoReturn:
+        def run_results_must_be_given(cls, run_results: dict) -> dict:
             if run_results is None:
                 raise ValueError("Run results may not be empty. Wait for the provisioning proxy to finish.")
             return run_results