Move static dex overrides to Armada manifests

Some static values were originally in the system overrides. This
commit moves the static values to the Armada manifest to keep things
consistent with other applications.

Story: 2006711
Task: 37856

Change-Id: I9e079d8c460ee7b94f3bfcb16312402db55c869e
Signed-off-by: Jerry Sun <jerry.sun@windriver.com>

stx-oidc-auth-helm/files/manifest.yaml

@@ -20,6 +20,29 @@ data:
         - type: job
           labels:
             app: dex
+  values:
+    config:
+      enablePasswordDB: false
+      web:
+        https: 0.0.0.0:5556
+        tlsCert: /etc/dex/tls/https/server/tls.crt
+        tlsKey: /etc/dex/tls/https/server/tls.key
+    service:
+      type: NodePort
+    nodeSelector:
+      node-role.kubernetes.io/master: ""
+    certs:
+      web:
+        create: false
+        secret:
+          tlsName: local-dex.tls
+          caName: local-dex.tls
+      grpc:
+        create: false
+        secret:
+          serverTlsName: local-dex.tls
+          clientTlsName: local-dex.tls
+          caName: local-dex.tls
   source:
     type: tar
     location: http://172.17.0.1:8080/helm_charts/stx-platform/dex-0.8.0.tgz