[ostree] cat: Fix a typo in usage error printout

[Colin Walters <walters src gnome org>]

commit f2f3b67804c59610cbe0530501a77ee6346399dd
Author: Anne LoVerso <aelv13 gmail com>
Date:   Fri Jun 6 10:54:05 2014 -0400

    cat: Fix a typo in usage error printout

 src/ostree/ot-builtin-cat.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/ostree/ot-builtin-cat.c b/src/ostree/ot-builtin-cat.c
index b56e714..c4973e2 100644
--- a/src/ostree/ot-builtin-cat.c
+++ b/src/ostree/ot-builtin-cat.c
@@ -73,7 +73,7 @@ ostree_builtin_cat (int argc, char **argv, OstreeRepo *repo, GCancellable *cance
 
   if (argc <= 2)
     {
-      ot_util_usage_error (context, "An COMMIT and at least one PATH argument are required", error);
+      ot_util_usage_error (context, "A COMMIT and at least one PATH argument are required", error);
       goto out;
     }
   rev = argv[1];