[gimp] app: s/channel/drawable/.

[Jehan Pagès <jehanp src gnome org>]

commit c70925126ab9c9b01416131d47ed86fb47ad7284
Author: Jehan <jehan girinstud io>
Date:   Thu Nov 16 01:32:00 2017 +0100

    app: s/channel/drawable/.
    
    I assume a failed copy-paste. :-)

 app/actions/drawable-actions.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/app/actions/drawable-actions.c b/app/actions/drawable-actions.c
index 5158f3d..593fb4e 100644
--- a/app/actions/drawable-actions.c
+++ b/app/actions/drawable-actions.c
@@ -86,7 +86,7 @@ static const GimpToggleActionEntry drawable_toggle_actions[] =
     GIMP_HELP_LAYER_LOCK_PIXELS },
 
   { "drawable-lock-position", GIMP_ICON_TOOL_MOVE,
-    NC_("drawable-action", "L_ock position of channel"), NULL,
+    NC_("drawable-action", "L_ock position of drawable"), NULL,
     NC_("drawable-action",
         "Keep the position on this drawable from being modified"),
     G_CALLBACK (drawable_lock_position_cmd_callback),