Fix issue # in Misc/NEWS (should be #15187, not 15817.)
diff --git a/Misc/NEWS b/Misc/NEWS
index 82b3b72..cf634b7 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -58,7 +58,7 @@
 Library
 -------
 
-- Issue #15817: Bugfix: remove temporary directories test_shutil was leaving
+- Issue #15187: Bugfix: remove temporary directories test_shutil was leaving
   behind.
 
 - Issue #15177: Added dir_fd parameter to os.fwalk().