[libadwaita] meson: Bump Meson to 0.53.0

[Alexander Mikhaylenko <alexm src gnome org>]

commit 1418ac9ba845ccc2d95a4296ea906c22fa5f5927
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Thu May 27 14:10:52 2021 +0200

    meson: Bump Meson to 0.53.0
    
    This is needed to access summary().

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index ca921da5..9c6ae298 100644
--- a/meson.build
+++ b/meson.build
@@ -1,7 +1,7 @@
 project('libadwaita', 'c',
           version: '1.1.0',
           license: 'LGPL-2.1+',
-    meson_version: '>= 0.49.0',
+    meson_version: '>= 0.53.0',
   default_options: [ 'warning_level=1', 'buildtype=debugoptimized', 'c_std=gnu11' ],
 )