[at-spi] fix string literal

[Olav Vitters <ovitters src gnome org>]

commit e22e23075b073ef15afc57b10790e1a170331cff
Author: Adam Williamson <awilliamson mandriva org>
Date:   Thu Sep 22 09:36:20 2011 +0200

    fix string literal

 test/simple-at.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/test/simple-at.c b/test/simple-at.c
index 7da2bb5..265239e 100644
--- a/test/simple-at.c
+++ b/test/simple-at.c
@@ -605,7 +605,7 @@ _festival_say (const char *text, const char *voice, SPIBoolean shutup)
 static void
 _festival_write (const gchar *command_string, int fd)
 {
-  fprintf(stderr, command_string);
+  fprintf(stderr, "%s", command_string);
   if (fd < 0) {
     perror("socket");
     return;