[gnome-flashback] main: fix exit status when printing version

[Alberts Muktupāvels <muktupavels src gnome org>]

commit fc291d44670a81ee4bafb0e033eae76ee56f4c0b
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sat Dec 28 16:53:10 2019 +0200

    main: fix exit status when printing version

 gnome-flashback/gf-main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gnome-flashback/gf-main.c b/gnome-flashback/gf-main.c
index 92792d2..3beeb7f 100644
--- a/gnome-flashback/gf-main.c
+++ b/gnome-flashback/gf-main.c
@@ -145,7 +145,7 @@ main (int argc, char *argv[])
     {
       g_print (PACKAGE_STRING "\n");
 
-      return EXIT_FAILURE;
+      return EXIT_SUCCESS;
     }
 
   loop = g_main_loop_new (NULL, FALSE);