DO-1628_Add_test_namespace_messenger (!22)

Add test namespace/netpolicy/rbac

Co-authored-by: Denis Patrakeev <denis.patrakeev@avroid.team>
Reviewed-on: https://git.avroid.tech/K8s/k8s-configs/pulls/22
Reviewed-by: Rustam Tagaev <rustam.tagaev@avroid.team>

clusters/k8s-avroid-office.prod.local/namespaces/tavro-cloud-test/.rbac/vault-service-account.yaml

@@ -0,0 +1,12 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  labels:
+    app.kubernetes.io/name: serviceaccount
+    app.kubernetes.io/instance: vault-sa
+    app.kubernetes.io/component: rbac
+    app.kubernetes.io/created-by: vault-operator
+    app.kubernetes.io/part-of: vault-operator
+    app.kubernetes.io/managed-by: kustomize
+  name: vault
+  namespace: tavro-cloud-test