[gegl] workshop/slic: make description translatable

[Thomas Manni <tmanni src gnome org>]

commit b2d24499c0d5b164471395b7ac21d69d2f5b8667
Author: Thomas Manni <thomas manni free fr>
Date:   Thu Feb 2 16:52:10 2017 +0100

    workshop/slic: make description translatable

 operations/workshop/slic.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/operations/workshop/slic.c b/operations/workshop/slic.c
index f8ab204..22f5728 100644
--- a/operations/workshop/slic.c
+++ b/operations/workshop/slic.c
@@ -452,7 +452,7 @@ gegl_op_class_init (GeglOpClass *klass)
       "name",        "gegl:slic",
       "title",       _("Simple Linear Iterative Clustering"),
       "categories",  "color:segmentation",
-      "description", "Superpixels based on k-means clustering",
+      "description", _("Superpixels based on k-means clustering"),
       NULL);
 }