[nautilus] build: Raise gtk+ minimum version requirement

[Ernestas Kulik <ernestask src gnome org>]

commit 21f7f42892fd2cae17d203200b678ee5166002de
Author: António Fernandes <AntonioJPFernandes gmail com>
Date:   Sat Aug 12 10:44:40 2017 +0100

    build: Raise gtk+ minimum version requirement
    
    Since commit 1d166b5e3b34195efe04df950a3f5397c2c99ef7 we use the
    function gtk_flow_box_get_child_at_pos, which was introduced in
    gtk+ 3.22.6.
    
    Fixes https://bugzilla.gnome.org/show_bug.cgi?id=786194

 meson.build |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/meson.build b/meson.build
index 7756602..2d3b39e 100644
--- a/meson.build
+++ b/meson.build
@@ -23,7 +23,7 @@ sysconfdir = get_option ('sysconfdir')
 glib_ver = '>=2.51.2'
 gnome_desktop_ver = '>=3.0.0'
 pango_ver = '1.28.3'
-gtk_ver = '>=3.21.6'
+gtk_ver = '>=3.22.6'
 xml_ver = '>=2.7.8'
 exif_ver = '>=0.6.20'
 exempi_ver = '>=2.1.0'