[gtk] Fix up the resource generation for icons

[Matthias Clasen <matthiasc src gnome org>]

commit d398c00d20d0f359b2b926b69b960c79bb20a13c
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jul 27 09:02:18 2018 -0400

    Fix up the resource generation for icons
    
    The script was looking in the wrong subdirectories.

 gtk/gen-gtk-gresources-xml.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/gen-gtk-gresources-xml.py b/gtk/gen-gtk-gresources-xml.py
index 99a687f40c..67700d683a 100644
--- a/gtk/gen-gtk-gresources-xml.py
+++ b/gtk/gen-gtk-gresources-xml.py
@@ -62,7 +62,7 @@ for f in get_files('ui', '.ui'):
 xml += '\n'
 
 for s in ['16x16', '24x24', '32x32', '48x48']:
-  for c in ['actions', 'status']:
+  for c in ['categories']:
     icons_dir = 'icons/{0}/{1}'.format(s,c)
     if os.path.exists(os.path.join(srcdir,icons_dir)):
       for f in get_files(icons_dir, '.png'):