[goobox] require gtk+ 3.22 or newer

[Paolo Bacchilega <paobac src gnome org>]

commit 15429000d9e2ec5c57b0af12e39b1be591ec8804
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sun Dec 30 18:02:25 2018 +0100

    require gtk+ 3.22 or newer

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index cc546ca..b51c3fc 100644
--- a/meson.build
+++ b/meson.build
@@ -5,7 +5,7 @@ project('goobox', 'c',
 )
 
 glib_version = '>=2.40'
-gtk_version = '>=3.13.2'
+gtk_version = '>=3.22.0'
 gstreamer_version = '>=1.0.0'
 musicbrainz_version = '>=5.0.0'
 libcoverart_version = '>=1.0.0'