[LyX/master] Minor update to release notes.

[Richard Kimberly Heck]

commit e902b86f669b08099a25fc8c28812fe9073edc31
Author: Richard Kimberly Heck <rikiheck at lyx.org>
Date:   Sun Nov 27 13:28:31 2022 -0500

    Minor update to release notes.
---
 lib/RELEASE-NOTES |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/lib/RELEASE-NOTES b/lib/RELEASE-NOTES
index d3f0289..b57d1f7 100644
--- a/lib/RELEASE-NOTES
+++ b/lib/RELEASE-NOTES
@@ -16,7 +16,8 @@
   while noting that menu shortcuts can always be customized by copying the
   stdmenus.inc file to the user directory and editing it.
 
-* Backspace will now merge paragraphs even when they have different layouts.
+* Backspace and other forms of deletion will now merge paragraphs even when they 
+  have different layouts.
 
 * Ctrl-click on a cross-reference will now take you to its label.