v0.7.5: Fixed typo leading to an exception in auto_encrypt when a key…

… associated with a given uid isn't already in the package keyring.

tiny_gnupg/tiny_gnupg.py

@@ -988,7 +988,7 @@ async def auto_encrypt(
         except LookupError as uid:
             await self.network_import(uid.value)
             return self.encrypt(
-                message, uid, sign=sign, local_user=local_user
+                message, uid.value, sign=sign, local_user=local_user
             )
 
     def decrypt(self, message="", *, local_user=None):