[gegl] photocopy: update reference hash

[Øyvind Kolås <ok src gnome org>]

commit b1f87b58262b8a380445d7e82c9daa7e04a8c707
Author: Øyvind Kolås <pippin gimp org>
Date:   Thu Oct 12 21:00:27 2017 +0200

    photocopy: update reference hash

 operations/common-gpl3+/photocopy.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/operations/common-gpl3+/photocopy.c b/operations/common-gpl3+/photocopy.c
index 42c49c5..03d7163 100644
--- a/operations/common-gpl3+/photocopy.c
+++ b/operations/common-gpl3+/photocopy.c
@@ -327,7 +327,7 @@ gegl_op_class_init (GeglOpClass *klass)
     "categories",    "artistic",
     "license",       "GPL3+",
     "title",         _("Photocopy"),
-    "reference-hash", "cc015c712b0a9d9137fcea18065d65e7",
+    "reference-hash", "5190b88aa3c89407e0ea6d0b83219b3b",
     "description", _("Simulate color distortion produced by a copy machine"),
     NULL);
 }