[dia] Fixed typo.

[Steffen Macke <sdteffen src gnome org>]

commit 0accd840398cea5cb8cf4d786d58f39028242d4e
Author: Steffen Macke <sdteffen sdteffen de>
Date:   Fri Aug 16 21:34:19 2013 +0200

    Fixed typo.

 plug-ins/xfig/xfig-import.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plug-ins/xfig/xfig-import.c b/plug-ins/xfig/xfig-import.c
index 69e1dbc..85784b4 100644
--- a/plug-ins/xfig/xfig-import.c
+++ b/plug-ins/xfig/xfig-import.c
@@ -1108,7 +1108,7 @@ fig_read_object(FILE *file, DiaContext *ctx)
     case 6: {/* Compound object which is composed of one or more objects. */
        int dummy;
        if (fscanf(file, " %d %d %d %d\n", &dummy, &dummy, &dummy, &dummy) != 4) {
-           dia_context_add_message_with_errno(ctx, errno, _("Couldn't read group extend."));
+           dia_context_add_message_with_errno(ctx, errno, _("Couldn't read group extent."));
            return FALSE;
        }
        /* Group extends don't really matter */