add srs hls path

docs/ffplayout.conf

@@ -68,6 +68,10 @@ server {
         alias /var/www/ffplayout/ffplayout/static/;
     }
 
+    location /live/ {
+        alias /var/www/srs/live/;
+    }
+
     access_log /var/log/nginx/ffplayout_access.log;
     error_log  /var/log/nginx/ffplayout_error.log  warn;
 }