Handle empty station_ori_name

Sometimes Trenord does not fill this field

src/scraper/train.py

@@ -168,8 +168,8 @@ class Train:
         # Assertion: there should always be at least two stops - the first and the last.
         assert len(self.stops) >= 2
 
-        # API bug: sometimes, the last stop is not marked as last
-        logging.warning(f"{self.category} {self.number} has not a last stop.")
+        # API bug: often, the last stop is not marked as last
+        logging.debug(f"{self.category} {self.number} has not a last stop.")
         if len(list(filter(lambda s: s.stop_type == tr_st.TrainStopType.LAST, self.stops))) == 0:  # fmt: skip
             i = len(self.stops) - 1
             while i > 0:

src/scraper/train_stop.py

@@ -203,7 +203,7 @@ class TrainStop:
         )
         assert isinstance(station_code, str) and len(station_code) > 0
         station = st.Station.by_code(station_code)
-        if station._phantom:
+        if station._phantom and stop_data.get("station", {}).get("station_ori_name"):
             station.name = stop_data["station"]["station_ori_name"].title().strip()
 
         stop_type: TrainStopType