Mark key parameters as positional-only in async getter lock methods

mautrix_telegram/user.py

@@ -711,7 +711,7 @@ class User(DBUser, AbstractUser, BaseUser):
     @classmethod
     @async_getter_lock
     async def get_by_mxid(
-        cls, mxid: UserID, *, check_db: bool = True, create: bool = True
+        cls, mxid: UserID, /, *, check_db: bool = True, create: bool = True
     ) -> User | None:
         if not mxid or pu.Puppet.get_id_from_mxid(mxid) or mxid == cls.az.bot_mxid:
             return None
@@ -739,7 +739,7 @@ class User(DBUser, AbstractUser, BaseUser):
 
     @classmethod
     @async_getter_lock
-    async def get_by_tgid(cls, tgid: TelegramID) -> User | None:
+    async def get_by_tgid(cls, tgid: TelegramID, /) -> User | None:
         try:
             return cls.by_tgid[tgid]
         except KeyError: