[gnome-photos] gegl: Set GeglConfig:application-license to GPL3

[Debarshi Ray <debarshir src gnome org>]

commit e4a59da8cd65b1018adba8f1cb3f029dd37ee92f
Author: Umang Jain <mailumangjain gmail com>
Date:   Mon Oct 30 07:31:42 2017 +0100

    gegl: Set GeglConfig:application-license to GPL3
    
    It's necessary for using photos:shadows-highlights in the following
    patches.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=788201

 src/photos-gegl.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/photos-gegl.c b/src/photos-gegl.c
index 766c4e6..639ddf0 100644
--- a/src/photos-gegl.c
+++ b/src/photos-gegl.c
@@ -626,6 +626,7 @@ photos_gegl_init (void)
   threads = (gint) (num_processors > 1 ? num_processors / 2 : num_processors);
 
   config = gegl_config ();
+  g_object_set (config, "application-license", "GPL3", NULL);
   g_object_set (config, "threads", threads, NULL);
   g_object_set (config, "use-opencl", FALSE, NULL);
 }