[gimp/gimp-2-10] NEWS: update.

[Jehan <jehanp src gnome org>]

commit a42cf4fb7fd0e84554ad7702eaad5ae75a703c4e
Author: Jehan <jehan girinstud io>
Date:   Tue Sep 1 12:38:11 2020 +0200

    NEWS: update.

 NEWS | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index b927f9961b..06c8226f58 100644
--- a/NEWS
+++ b/NEWS
@@ -74,11 +74,15 @@ Plug-ins:
       structures, making the previous behaviour a potential privacy and
       security risk.
   - Multiple improvements in the PSP plug-in:
+    - support reading raster layers of PSP version > 6,
     - fix wrong layer offset of layers,
     - fix reading layer names with high bit ASCII characters,
     - improve reader stability by always using the block/chunk length,
     - fix incorrect loading of PSP images with uncompressed channel data,
-    - fix reading of creator block data of PSP images.
+    - fix reading of creator block data of PSP images,
+    - support PSP images with zero-length layer names.
+  - Spyrogimp now works on Grayscale images and clutters less the undo
+    history.
 
 Debugging: