Fix show_error kitten --title not working

Author: kovidgoyal

kittens/show_error/main.py

@@ -17,10 +17,10 @@
 
 
 def real_main(args):
+    msg = 'Show an error message'
+    args, items = parse_args(args[1:], OPTIONS, '', msg, 'hints')
     error_message = sys.stdin.buffer.read().decode('utf-8')
     sys.stdin = open(os.ctermid())
-    msg = 'Show an error message'
-    args, items = parse_args(args, OPTIONS, '', msg, 'hints')
     print(styled(args.title, fg_intense=True, fg='red', bold=True))
     print()
     print(error_message)