Delete duplicate note on ancient platforms

* etc/MACHINES: Delete note on platforms removed in Emacs 23.1 from the
introduction, since it is duplicated again at the end of the file.

(cherry picked from commit 441788e06d87c8cbd5efc9f2e00ba9072a824c55)

diff --git a/etc/MACHINES b/etc/MACHINES
index fb620fb5a24e0ca5a1c6055800720c9fdb6e35f4..c3f091800b812d0ce311d4a77b5d6d9e8514d1f1 100644 (file)
--- a/etc/MACHINES
+++ b/etc/MACHINES
@@ -1,7 +1,6 @@
 Emacs machines list
 
-Copyright (C) 1989-1990, 1992-1993, 1998, 2001-2025 Free Software
-Foundation, Inc.
+Copyright (C) 1989-2025 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 This is a list of the status of GNU Emacs on various machines and systems.
@@ -17,9 +16,6 @@ elsewhere (eg Makefiles).
 If you add support for a new configuration, add a section to this
 file, and edit the 'configure.ac' source as needed.
 
-Some obsolete platforms are unsupported beginning with Emacs 23.1.  See
-the list at the end of this file.
-
 \f
 * Here are notes about some of the systems supported: