[libdazzle] build: bump meson dep

[Christian Hergert <chergert src gnome org>]

commit 62f29dc17ae5f12c7fa1f2f3135fddb1cfa64da2
Author: Christian Hergert <chergert redhat com>
Date:   Mon Oct 8 18:09:48 2018 -0700

    build: bump meson dep

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index 899f1fb..67450de 100644
--- a/meson.build
+++ b/meson.build
@@ -1,7 +1,7 @@
 project('libdazzle', 'c',
           version: '3.31.0',
           license: 'GPLv3+',
-    meson_version: '>= 0.47.1',
+    meson_version: '>= 0.47.2',
   default_options: [ 'warning_level=1', 'buildtype=debugoptimized', 'c_std=gnu11' ],
 )