Add missing log entry showing when we released e2fsprogs 1.23

diff --git a/debugfs/ChangeLog b/debugfs/ChangeLog
index 521e6f3..aae89e3 100644
--- a/debugfs/ChangeLog
+++ b/debugfs/ChangeLog
@@ -1,3 +1,7 @@
+2001-08-15  Theodore Tso  <tytso@valinux.com>
+
+	* Release of E2fsprogs 1.23
+
 2001-08-12  Theodore Tso  <tytso@valinux.com>
 
 	* logdump.c (do_logdump, dump_journal): Add support for dumping