Removing kafka and etcd from VOLTHA pod list

They're handled in INFRA_PODS if needed

Change-Id: I6fabc7e24225a22319ce37ac0a1db0e92d189e8a
diff --git a/voltha b/voltha
index e85aaa1..0335202 100755
--- a/voltha
+++ b/voltha
@@ -970,7 +970,7 @@
         done
         espin "$VERIFIED Remove Helm Deployments$CEOL"
         if [ "$WAIT_ON_DOWN" == "yes" ]; then
-            PODS="kafka.* voltha-ofagent.* voltha-rw-core.* etcd.*"
+            PODS="voltha-ofagent.* voltha-rw-core.*"
             INFRA_PODS=
             ADAPT_PODS=
             SIM_PODS=