Officially remove bot_file_id support

telethon/types/_custom/file.py

@@ -18,21 +18,6 @@ class File:
     def __init__(self, media):
         self.media = media
 
-    @property
-    def id(self):
-        """
-        The bot-API style ``file_id`` representing this file.
-
-        .. note::
-
-            This file ID may not work under user accounts,
-            but should still be usable by bot accounts.
-
-            You can, however, still use it to identify
-            a file in for example a database.
-        """
-        return utils.pack_bot_file_id(self.media)
-
     @property
     def name(self):
         """