doc: NEWS: mention that 'date' now supports non-Gregorian calendars

Suggested by Bruno Haible in:
<https://lists.gnu.org/r/bug-gnulib/2025-07/msg00091.html>.

* NEWS: Mention the improvement.

diff --git a/NEWS b/NEWS
index b6e41f2a28e7ec50416d35c518d88e759a7dd84b..f4a4739a8ba7c07cc58c51d1ef1943c99716e1eb 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -54,6 +54,10 @@ GNU coreutils NEWS                                    -*- outline -*-
   Also on other systems the full set of supported baud rates
   is determined at build time if possible.
 
+  'date' now outputs dates in the country's native calendar for the
+  Iranian locale (fa_IR) and for the Ethiopian locale (am_ET), and also
+  does so more consistently for the Thailand locale (th_TH.UTF-8).
+
 
 * Noteworthy changes in release 9.7 (2025-04-09) [stable]