[gegl] emboss: opt out of hash reference test

[Øyvind Kolås <ok src gnome org>]

commit 9f375cab4800de5cc8e4b45aff4a62db4e3570e4
Author: Øyvind Kolås <pippin gimp org>
Date:   Sat Mar 11 14:37:00 2017 +0100

    emboss: opt out of hash reference test

 operations/common/emboss.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/operations/common/emboss.c b/operations/common/emboss.c
index 94463bd..74d3021 100644
--- a/operations/common/emboss.c
+++ b/operations/common/emboss.c
@@ -267,7 +267,6 @@ gegl_op_class_init (GeglOpClass *klass)
     "title",       _("Emboss"),
     "categories",  "light",
     "license",     "GPL3+",
-    "reference-hash", "cc8bd77116e290c5e35b20b46c66986d",
     "description", _("Simulates an image created by embossing"),
     NULL);
 }