[gnome-logs] Fix usage imformation when called with --help

[David King <davidk src gnome org>]

commit 121ca2690522b0ef3c087d84157fbd315aae4ac7
Author: Aaron Hamilton <aaron correspondwith me>
Date:   Wed Jun 25 20:21:36 2014 +0100

    Fix usage imformation when called with --help
    
    https://bugzilla.gnome.org/show_bug.cgi?id=732242

 src/gl-main.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gl-main.c b/src/gl-main.c
index 07acae2..dc73163 100644
--- a/src/gl-main.c
+++ b/src/gl-main.c
@@ -34,7 +34,7 @@ main (int argc,
     bind_textdomain_codeset (PACKAGE_TARNAME, "UTF-8");
     textdomain (GETTEXT_PACKAGE);
 
-    g_set_prgname (PACKAGE_NAME);
+    g_set_prgname (PACKAGE_TARNAME);
     application = gl_application_new ();
     status = g_application_run (G_APPLICATION (application), argc, argv);
     g_object_unref (application);