Add missing "requests" import needed by ready.py script

Issue-ID: OOM-2884
Signed-off-by: othman touijer <othman.touijer@soprasteria.com>
Change-Id: I69e8d661073d724b70d0292525224fb553eca270
diff --git a/ready.py b/ready.py
index 85d5989..9055950 100755
--- a/ready.py
+++ b/ready.py
@@ -29,6 +29,7 @@
 import sys
 import time
 import random
+import requests
 
 from kubernetes import client, config
 from kubernetes.client.rest import ApiException