totemrrp: Make status string shorter

Status string should be same lenght as needed for cfg
ringstatusget function.

Signed-off-by: Jan Friesse <jfriesse@redhat.com>
Reviewed-by: Christine Caulfield <ccaulfie@redhat.com>

exec/totemrrp.c

@@ -180,7 +180,7 @@ struct rrp_algo {
 
 };
 
-#define STATUS_STR_LEN 1024
+#define STATUS_STR_LEN 512
 struct totemrrp_instance {
 	qb_loop_t *poll_handle;