[mutter/gnome-40] Bump version to 40.7

[Marge Bot <marge-bot src gnome org>]

commit 9362e01b1b8bd2de2069320e8faa1ca4555f2f1a
Author: Florian Müllner <fmuellner gnome org>
Date:   Sat Dec 11 05:36:46 2021 +0100

    Bump version to 40.7
    
    Update NEWS.
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2154>

 NEWS        | 12 ++++++++++++
 meson.build |  2 +-
 2 files changed, 13 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index a7f7e67a6f..e65245682a 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,15 @@
+40.7
+====
+* Fix unredirected Xwayland windows not getting updated [Michel; !2112]
+* dma-buf: Add support for ABGR and XBGR formats [Erfan; !1999]
+* Improve Wacom tablet mapping [Carlos; !2107]
+* Fixed crashes [Jonas, Daniel; #1950, !1991, !2104]
+* Misc. bug fixes and cleanups [Pascal; !2138]
+
+Contributors:
+  Erfan Abdi, Michel Dänzer, Carlos Garnacho, Pascal Nowack, Daniel van Vugt,
+  Jonas Ådahl
+
 40.6
 ====
 * Don't change workspaces of unmanaged windows [Sebastian; !2003]
diff --git a/meson.build b/meson.build
index 3fd2dbd91d..7906fdabcb 100644
--- a/meson.build
+++ b/meson.build
@@ -1,5 +1,5 @@
 project('mutter', 'c',
-  version: '40.6',
+  version: '40.7',
   meson_version: '>= 0.51.0',
   license: 'GPLv2+'
 )