[gegl] noise-hsv: change ui label from holdness to dulling

[Øyvind Kolås <ok src gnome org>]

commit 0d662e29de5c02f31f288f61f865458cbe587be2
Author: Øyvind Kolås <pippin gimp org>
Date:   Tue Jan 2 00:49:00 2018 +0100

    noise-hsv: change ui label from holdness to dulling
    
    Also add a tooltip / description to the property.

 operations/common/noise-hsv.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/operations/common/noise-hsv.c b/operations/common/noise-hsv.c
index d6fe9c2..6827e05 100644
--- a/operations/common/noise-hsv.c
+++ b/operations/common/noise-hsv.c
@@ -24,8 +24,9 @@
 
 #ifdef GEGL_PROPERTIES
 
-property_int  (holdness, _("Holdness"), 2)
+property_int  (holdness, _("Dulling"), 2)
   value_range (1, 8)
+  description (_("A high value lowers the randomness of the noise"))
 
 property_double (hue_distance, _("Hue"), 3.0)
   value_range   (0.0, 180.0)