Mitigating the log4j exploit

Change-Id: Ia0042bb960a3b28ef358c4dc2d02fbcf98aae727
diff --git a/voltha-infra/values.yaml b/voltha-infra/values.yaml
index e476bcd..ee780c0 100644
--- a/voltha-infra/values.yaml
+++ b/voltha-infra/values.yaml
@@ -49,6 +49,7 @@
     -XX:-UseContainerSupport
     -Dkaraf.log.console=INFO
     -Dds.lock.timeout.milliseconds=10000
+    -Dlog4j2.formatMsgNoLookups=true
   atomix:
     replicas: 0
     persistence: