[gimp] NEWS: update translations for GIMP 2.99.10.

[Jehan <jehanp src gnome org>]

commit 82af34e4941603ba81ff625e3e11731f86ba3457
Author: Jehan <jehan girinstud io>
Date:   Thu Feb 24 12:55:26 2022 +0100

    NEWS: update translations for GIMP 2.99.10.
    
    I had forgotten to update the list. Never too late to do good!

 NEWS | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/NEWS b/NEWS
index 5ed71c1946..bd952e866d 100644
--- a/NEWS
+++ b/NEWS
@@ -275,10 +275,10 @@ Documentation:
 
 Translations:
 
-  - 18 translations were updated: Basque, British English, Catalan,
-    Chinese (China), Danish, German, Hungarian, Italian, Kabyle,
+  - 20 translations were updated: Basque, British English, Catalan,
+    Chinese (China), Danish, German, Greek, Hungarian, Italian, Kabyle,
     Latvian, Lithuanian, Polish, Portuguese, Russian, Slovenian,
-    Spanish, Swedish, Ukrainian.
+    Spanish, Swedish, Ukrainian, Vietnamese.
 
 
 Overview of Changes from GIMP 2.99.6 to GIMP 2.99.8