[swell-foop] Increase required meson version

[Robert Roth <robertroth src gnome org>]

commit f977559c77a3c6529556b6a53f851926355dd367
Author: Robert Roth <robert roth bee-tf ro>
Date:   Tue May 5 14:46:27 2020 +0300

    Increase required meson version

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index e5560b8..999d550 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project('swell-foop', ['c','vala'],
   version: '3.34.1',
-  meson_version: '>= 0.42',
+  meson_version: '>= 0.50',
   license: 'GPLv2+',
 )