[LyX/2.3.x] document recent changes

[Jean-Marc Lasgouttes]

commit 6e9a0acdae3a61506c6f6e86bb5bdd7b24e8436e
Author: Jean-Marc Lasgouttes <lasgouttes at lyx.org>
Date:   Wed Nov 9 10:26:10 2022 +0100

    document recent changes
---
 status.23x |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/status.23x b/status.23x
index 029475c..73665f1 100644
--- a/status.23x
+++ b/status.23x
@@ -170,4 +170,7 @@ What's new
 - The WM class of LyX for X Window environment is now the package name, typically
   "lyx" or "lyx[suffix]" (bug 11930).
 
-- Fix warnings with recent compilers (gcc 11, clang+++ >= 10)
+- Fix warnings with recent compilers (gcc 11, clang+++ >= 10) and compilation with gcc 12.
+
+- Fix warnings with autoconf 2.71.
+