[amtk] NEWS file: continue to write all the news so far for next version

[Sébastien Wilmet <swilmet src gnome org>]

commit 95cc87a17e3b3885acbd94ef381e8383db9fa17b
Author: Sébastien Wilmet <swilmet informatique-libre be>
Date:   Fri Apr 15 13:06:01 2022 +0200

    NEWS file: continue to write all the news so far for next version

 NEWS | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/NEWS b/NEWS
index 1240cec..77deff0 100644
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,7 @@ News in 5.x.y (not yet released)
 * Some code refactorings, it's now easier to copy part of the code (e.g., just
   one class) to another project.
 * Mark public API with G_MODULE_EXPORT, not the custom _AMTK_EXTERN macro.
+* REUSE way of applying licenses, and update license from LGPLv2.1+ to LGPLv3+.
 
 News in 5.3.1, 2021-01-11
 -------------------------