news: shorten NEWS entry

stefanzetzsche · stefanzetzsche · commit 0d475d2891eb · 2026-03-05T15:29:55.000Z
diff --git a/Misc/NEWS.d/next/Library/2026-03-05-14-13-10.gh-issue-145546.3tnlxx.rst b/Misc/NEWS.d/next/Library/2026-03-05-14-13-10.gh-issue-145546.3tnlxx.rst
@@ -1,4 +1,2 @@
-Fix ``unittest.util.sorted_list_difference()`` to deduplicate remaining
-elements when one input list is exhausted before the other. Previously,
-duplicates in the tail were included in the output despite the documented
-guarantee that "Duplicate elements in either input list are ignored."
+Fix ``unittest.util.sorted_list_difference()`` to deduplicate remaining
+elements when one input list is exhausted before the other.
