[PORTAL] Use log template

Ability to turn off filebeat is needed as it is  being deprecated. To
achieve that existing log helper template is used.

Issue-ID: OOM-1
Signed-off-by: Maciej Wereski <m.wereski@partner.samsung.com>
Change-Id: I7e8df12aaf8e68f12a56d097d8045eeb0924e428
diff --git a/kubernetes/portal/values.yaml b/kubernetes/portal/values.yaml
index 0d4b023..0e6c9d6 100644
--- a/kubernetes/portal/values.yaml
+++ b/kubernetes/portal/values.yaml
@@ -22,6 +22,8 @@
   # application's front end hostname.  Must be resolvable on the client side environment
   portalHostName: "portal.api.simpledemo.onap.org"
 
+  centralizedLoggingEnabled: true
+
 #################################################################
 # Secrets metaconfig
 #################################################################
@@ -72,6 +74,7 @@
   cassandra:
     config:
       cassandraExternalSecret: *dbSecretName
+  logConfigMapNamePrefix: '{{ include "common.release" . }}-portal'
 portal-sdk:
   mariadb:
     config:
@@ -79,6 +82,7 @@
   cassandra:
     config:
       cassandraExternalSecret: *dbSecretName
+  logConfigMapNamePrefix: '{{ include "common.release" . }}-portal'
 messageRouter:
   service:
     name: message-router