[folks/wip/jtojnar/post-install: 7/7] build: Use SPDX license format

[Niels De Graef <nielsdg src gnome org>]

commit d3aaf5b789719f0e91f2eb6960a5f9a9ce18920d
Author: Jan Tojnar <jtojnar gmail com>
Date:   Thu Sep 8 14:42:18 2022 +0200

    build: Use SPDX license format
    
    It is recommended by Meson:
    https://mesonbuild.com/Reference-manual_functions.html#project

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index 4b14ed15..9971f7a2 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project('folks', [ 'vala', 'c' ],
   version: '0.15.6',
-  license: 'LGPL2.1+',
+  license: 'LGPL-2.1-or-later',
   meson_version: '>= 0.57',
 )