Issue #28820: Merge typo fixes from 3.6
diff --git a/Objects/abstract.c b/Objects/abstract.c
index 8892e3e..8447fdb 100644
--- a/Objects/abstract.c
+++ b/Objects/abstract.c
@@ -2331,7 +2331,7 @@
     return result;
 }
 
-/* Positional arguments are obj followed args:
+/* Positional arguments are obj followed by args:
    call callable(obj, *args, **kwargs) */
 PyObject *
 _PyObject_Call_Prepend(PyObject *callable,