check no plan after checking user_goal_achieved (#1556)

skyvern/forge/sdk/services/observer_service.py

@@ -391,10 +391,6 @@ async def run_observer_cruise_helper(
             output={"task_type": task_type, "user_goal_achieved": user_goal_achieved},
         )
 
-        if not plan:
-            LOG.warning("No plan found in observer response", observer_response=observer_response)
-            continue
-
         if user_goal_achieved is True:
             LOG.info(
                 "User goal achieved. Workflow run will complete. Observer is stopping",
@@ -409,6 +405,10 @@ async def run_observer_cruise_helper(
             )
             break
 
+        if not plan:
+            LOG.warning("No plan found in observer response", observer_response=observer_response)
+            continue
+
         # parse observer repsonse and run the next task
         if not task_type:
             LOG.error("No task type found in observer response", observer_response=observer_response)