[VOL-4911] Update etc and Kafka chart versions in Volta infra chart

Change-Id: Icacaa3b49e08e9825349f0d6ce62a40b97b283d4
diff --git a/voltha/Chart.yaml b/voltha/Chart.yaml
index 312ded4..55f322c 100644
--- a/voltha/Chart.yaml
+++ b/voltha/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "voltha"
-version: "2.11.3"
+version: "2.11.4"
 description: "A Helm chart for Voltha based on K8S resources in Voltha project"
 keywords:
   - "onf"