[doc] Fix typo in os module (GH-24464)

miss-islington · rffontenelle · web-flow · commit 2f9ebe6fd06f · 2021-05-16T17:00:12.000-07:00
Automerge-Triggered-By: GH:iritkatriel (cherry picked from commit fdc7e52) Co-authored-by: Rafael Fontenelle <rffontenelle@users.noreply.github.com>
diff --git a/Doc/library/os.rst b/Doc/library/os.rst
@@ -4389,7 +4389,7 @@ operating system.
 
 .. function:: sched_setparam(pid, param)
 
-   Set a scheduling parameters for the process with PID *pid*. A *pid* of 0 means
+   Set the scheduling parameters for the process with PID *pid*. A *pid* of 0 means
    the calling process. *param* is a :class:`sched_param` instance.
 
 
