[COMMITTED] NEWS: Generalize testing section and mention the manual.

[Carlos O'Donell]

---
 NEWS | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/NEWS b/NEWS
index 14c729a526..a3ab26c046 100644
--- a/NEWS
+++ b/NEWS
@@ -43,10 +43,13 @@ Major new features:
   been imported from the CORE-MATH project, in particular acospif,
   asinpif, atanpif, atan2pif, cospif, sinpif, tanpif.
 
-* The testsuite has been significantly extended to cover the
-  functionality of the printf and scanf function families in many
+* The testsuite has been significantly extended, including coverage of
+  the functionality of the printf and scanf function families in many
   variants.
 
+* The manual has been significantly extended and updated, particularly
+  the threads, terminal, filesystem, resource, and math chapters.
+
 * Code has been added to detect the x86-64 Intel Arrow Lake, Panther
   Lake, Clearwater Forest, and Diamond Rapids microarchitectures.
 
-- 
2.50.1