wxGUI/nviz: don't use vdigit icons for original grass icon set

(merge from devbr6, https://trac.osgeo.org/grass/changeset/32877)


git-svn-id: https://svn.osgeo.org/grass/grass/trunk@32878 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/icons/icon.py

@@ -135,7 +135,7 @@ icons_default = {
     "grGcpReload"  : 'gui-redraw.gif',
     "grSettings"   : 'edit-color.gif', 
     # nviz 
-    "nvizSettings" : 'settings.gif',   
+    "nvizSettings" : 'edit-color.gif',   
     }
 
 # merge icons dictionaries, join paths