fix sub正则

app/helper/rss.py

@@ -1,5 +1,5 @@
 import xml.dom.minidom
-from typing import List, Tuple, Optional
+from typing import List, Tuple, Union
 from urllib.parse import urljoin
 
 from lxml import etree
@@ -221,7 +221,7 @@ class RssHelper:
     }
 
     @staticmethod
-    def parse(url, proxy: bool = False) -> Optional[List[dict], None]:
+    def parse(url, proxy: bool = False) -> Union[List[dict], None]:
         """
         解析RSS订阅URL，获取RSS中的种子信息
         :param url: RSS地址
@@ -291,7 +291,8 @@ class RssHelper:
                 # RSS过期 观众RSS 链接已过期，您需要获得一个新的！  pthome RSS Link has expired, You need to get a new one!
                 _rss_expired_msg = [
                     "RSS 链接已过期, 您需要获得一个新的!",
-                    "RSS Link has expired, You need to get a new one!"
+                    "RSS Link has expired, You need to get a new one!",
+                    "RSS Link has expired, You need to get new!"
                 ]
                 if ret_xml in _rss_expired_msg:
                     return None