[mutter] Bump version to 3.37.91

[Florian Müllner <fmuellner src gnome org>]

commit 2547fa39f57ea3272646eb6cc2f9325ad683703a
Author: Florian Müllner <fmuellner gnome org>
Date:   Mon Aug 24 17:23:52 2020 +0200

    Bump version to 3.37.91
    
    Update NEWS.

 NEWS        | 15 +++++++++++++++
 meson.build |  2 +-
 2 files changed, 16 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index af44e353ea..94855d5a33 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,18 @@
+3.37.91
+=======
+* Fix initial state of display mode OSD [Jian-Hong; #1362]
+* Fixed crashes [Jonas Å., Robert; !1407, !1411]
+* Misc. bug fixes and cleanups [Jonas Å., Christian; !1404, !1364, #1331]
+
+Contributors:
+  Jonas Ådahl, Robert Mader, Jian-Hong Pan, Christian Rauch
+
+Translators:
+  Fran Dieguez [gl], Daniel Mustieles [es], Florentina Mușat [ro],
+  Kukuh Syafaat [id], Piotr Drąg [pl], Emin Tufan Çetin [tr], Марко Костић [sr],
+  Akarshan Biswas [bn_IN], Matej Urbančič [sl], Boyuan Yang [zh_CN],
+  Goran Vidović [hr], Rafael Fontenelle [pt_BR]
+
 3.37.90
 =======
 * Fix using NEAREST filter for backgrounds on scaled monitors [Daniel V.; !1346]
diff --git a/meson.build b/meson.build
index b9fadd4e49..0a4a3ceed7 100644
--- a/meson.build
+++ b/meson.build
@@ -1,5 +1,5 @@
 project('mutter', 'c',
-  version: '3.37.90',
+  version: '3.37.91',
   meson_version: '>= 0.51.0',
   license: 'GPLv2+'
 )