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

Change-Id: Icacaa3b49e08e9825349f0d6ce62a40b97b283d4
diff --git a/voltha-infra/Chart.yaml b/voltha-infra/Chart.yaml
index 2498fd3..d30a723 100644
--- a/voltha-infra/Chart.yaml
+++ b/voltha-infra/Chart.yaml
@@ -29,7 +29,7 @@
 name: voltha-infra
 
 appVersion: "2.10"
-version: 2.10.8
+version: 2.10.9
 
 dependencies:
   - name: onos-classic
@@ -46,11 +46,11 @@
     condition: bbsim-sadis-server.enabled
   - name: etcd
     repository: https://charts.bitnami.com/bitnami
-    version: 6.13.9
+    version: 8.5.11
     condition: etcd.enabled
   - name: kafka
     repository: https://charts.bitnami.com/bitnami
-    version: 14.9.0
+    version: 20.0.2
     condition: kafka.enabled
   - name: freeradius
     repository: https://charts.opencord.org