update NJS

nginx/nginx.spec

@@ -32,7 +32,7 @@
 %define       V_nginx_digest     20150331
 %define       V_nginx_fancyindex 0.3.6
 %define       V_nginx_geoip2     1.0
-%define       V_nginx_njs        0354cdd7d114
+%define       V_nginx_njs        91543c86f412
 
 #   package information
 Name:         nginx