Readiness time increased due to errors

Increased readiness time for common cassandra and sdc-cassandra
due to installation failures

Change-Id: I4c7f6f5db5ddeebb1d3bde50a24e848be75ba867
Issue-ID: SDC-2319
Signed-off-by: Tomasz Golabek <tomasz.golabek@nokia.com>
diff --git a/kubernetes/common/cassandra/values.yaml b/kubernetes/common/cassandra/values.yaml
index 17760a7..f5fe589 100644
--- a/kubernetes/common/cassandra/values.yaml
+++ b/kubernetes/common/cassandra/values.yaml
@@ -62,7 +62,7 @@
   enabled: true
 
 readiness:
-  initialDelaySeconds: 60
+  initialDelaySeconds: 120
   periodSeconds: 10
   timeoutSeconds: 3
   successThreshold: 1