Refine news message wording for better clarity

Author: plashchynski

Misc/NEWS.d/next/Library/2025-03-17-21-15-04.gh-issue-131146.P9Cdx0.rst

@@ -1,4 +1,3 @@
 Add :func:`calendar.standalone_month_name` and :func:`calendar.standalone_month_abbr` to
-provide alternative month names and abbreviations for the current locale
-when available. These are used when the month is named by itself, such as in
-a standalone date.
+provide month names and abbreviations in a grammatical form used when a month name stands
+by itself if the locale provides one.