Update test_migrate_iptrunk

to reflect changes in structrure of `migrate_iptrunk`

test/workflows/iptrunk/test_migrate_iptrunk.py

@@ -161,7 +161,13 @@ def test_migrate_iptrunk_success(
     assert_suspended(result)
     result, step_log = resume_workflow(process_stat, step_log, input_data=USER_CONFIRM_EMPTY_FORM)
 
-    for _ in range(3):
+    for _ in range(2):
+        result, step_log = assert_lso_interaction_success(result, process_stat, step_log)
+
+    assert_suspended(result)
+    result, step_log = resume_workflow(process_stat, step_log, input_data=USER_CONFIRM_EMPTY_FORM)
+
+    for _ in range(1):
         result, step_log = assert_lso_interaction_success(result, process_stat, step_log)
 
     assert_complete(result)