Updating to latest openolt chart after release

Change-Id: Ie1e26ed40ee9af787cb42d32ab989eb7515c154c
diff --git a/logging/centralised_log_analysis.rst b/logging/centralised_log_analysis.rst
index 5c1e94d..d935dc8 100644
--- a/logging/centralised_log_analysis.rst
+++ b/logging/centralised_log_analysis.rst
@@ -14,8 +14,8 @@
 fluentd-elasticsearch) setup for voltha enables the Operator to push
 logs from all VOLTHA components.
 
-To deploy VOLTHA with the EFK stack follow
-`these instructions <../voltha-helm-charts#enable-log-correlation-in-voltha-optional>`_.
+To deploy VOLTHA with the EFK stack follow the paraghraph `Support-for-logging-and-tracing-(optional)`
+in the `voltha-helm-charts README <../voltha-helm-charts/README.md>`_.
 
 This will deploy Efk stack with a single node elasticsearch and
 kibana instance will be deployed and a fluentd-elasticsearch pod will be