missing icon (grass2) added

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@35380 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/icons/grass2_icons.py

@@ -84,7 +84,7 @@ IconsGrass2 = {
     "addhis"     : 'layer-his-add.png',
     "addthematic": 'layer-vector-thematic-add.png',
     "addchart"   : 'layer-vector-chart-add.png',
-    "layeropts"  : 'settings.png',
+    "layeropts"  : 'options.png',
     # profile analysis
     "transect"     : 'layer-raster-profile.png',
     "profiledraw"  : 'show.png',