[gegl] plasma: update reference hash

[Øyvind Kolås <ok src gnome org>]

commit 87d2409e6f52231d7eeb0500871f1dc4d1ce80b5
Author: Øyvind Kolås <pippin gimp org>
Date:   Thu Oct 12 18:58:43 2017 +0200

    plasma: update reference hash

 operations/common-gpl3+/plasma.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/operations/common-gpl3+/plasma.c b/operations/common-gpl3+/plasma.c
index a683ac3..4fa0d6f 100644
--- a/operations/common-gpl3+/plasma.c
+++ b/operations/common-gpl3+/plasma.c
@@ -422,7 +422,7 @@ gegl_op_class_init (GeglOpClass *klass)
     "title",              _("Plasma"),
     "categories",         "render",
     "position-dependent", "true",
-    "reference-hash",     "37e9f230aeab22e16c3a6d82eb135380",
+    "reference-hash",     "e44d2503f51cf92aa216a17ac4b65419",
     "license",            "GPL3+",
     "description", _("Creates an image filled with a plasma effect."),
     NULL);