[gegl] fractal-trace: update reference hash

[Øyvind Kolås <ok src gnome org>]

commit 1c5fc6fc3ff460c5efc47ab67b8e73313b72cc7b
Author: Øyvind Kolås <pippin gimp org>
Date:   Thu Oct 12 20:58:55 2017 +0200

    fractal-trace: update reference hash

 operations/common-gpl3+/fractal-trace.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/operations/common-gpl3+/fractal-trace.c b/operations/common-gpl3+/fractal-trace.c
index ffb1dd0..0cbe0a8 100644
--- a/operations/common-gpl3+/fractal-trace.c
+++ b/operations/common-gpl3+/fractal-trace.c
@@ -264,7 +264,7 @@ gegl_op_class_init (GeglOpClass *klass)
     "position-dependent", "true",
     "categories",         "map",
     "license",            "GPL3+",
-    "reference-hash",     "c4cf80fc9db401ebeedb30cabf7b4921",
+    "reference-hash",     "df59be026bf7c4a2d0616b6060ddd3e8",
     "description", _("Transform the image with the fractals"),
     NULL);
 }