Add attribution

Author: johnslavik

Misc/NEWS.d/next/Library/2026-04-13-21-38-50.gh-issue-144881.3kPqXw.rst

@@ -1,4 +1,4 @@
 :mod:`asyncio` debugging tools (``python -m asyncio ps`` and ``pstree``)
 now retry automatically on transient errors that can occur when attaching
 to a process under active thread delegation. The number of retries can be
-controlled with the ``--retries`` flag.
+controlled with the ``--retries`` flag. Patch by Bartosz Sławecki.