Increase timeout to 5 minutes for slower servers

Change-Id: I9a960c85e4b8fb3d5546666e2aad0cfd17b5df27
diff --git a/roles/xos-ready/tasks/main.yml b/roles/xos-ready/tasks/main.yml
index ba83ed5..0ccfb3c 100644
--- a/roles/xos-ready/tasks/main.yml
+++ b/roles/xos-ready/tasks/main.yml
@@ -5,5 +5,5 @@
   wait_for:
     host: localhost
     port: "{{ xos_ui_port }}"
-    timeout: 180
+    timeout: 300