[gimp] Update Desaturate tool's status text

[Mukund Sivaraman <muks src gnome org>]

commit 597b255262230e7e52a4961bb5443e7bb9968c11
Author: Mukund Sivaraman <muks banu com>
Date:   Sun Jul 4 22:13:33 2010 +0530

    Update Desaturate tool's status text
    
    The existing text is poor English and is confusing.

 app/tools/gimpdesaturatetool.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/app/tools/gimpdesaturatetool.c b/app/tools/gimpdesaturatetool.c
index 4a41f0c..0e827cb 100644
--- a/app/tools/gimpdesaturatetool.c
+++ b/app/tools/gimpdesaturatetool.c
@@ -121,7 +121,7 @@ gimp_desaturate_tool_initialize (GimpTool     *tool,
   if (! gimp_drawable_is_rgb (drawable))
     {
       g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
-			   _("Desaturate does only operate on RGB layers."));
+			   _("Desaturate only operates on RGB layers."));
       return FALSE;
     }