rem: remove example config. Use unit tests for now

example/beaver.yml

-apiVersion: beaver.cloudcrane.io/v1alpha0
-kind: Config
-spec:
-  # Global variables:
-  # - Can be accumulated/overwritten over beaver config files
-  variables:
-  - name: VAULT_KV
-    value: cnpp.k8s.cloudcrane.io
-  ytt:
-  - key: vault.kv
-    value: "{.VAULT_KV}"
-  - key: namespace
-    value: "{.namespace}"
-  charts:
-    postgres:
-      type: helm
-      name: postgresql
-      values:
-        config:
-          datasource:
-            password: "<path:{.VAULT_KV}/data/{.namespace}/postgres#password>"
-        fullnameOverride: "pg-exporter-{.namespace}"
-    odoo:
-      type: ytt
-      name: odoo