add infra app renovate

infrastructures/renovate/base/configmap.yaml

@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: renovate-config-js
+  namespace: renovate
+  labels:
+    app.kubernetes.io/name: renovate
+data:
+  config.js: |
+    module.exports = {
+        // Enter self-hosted configuration options here.
+        // https://docs.renovatebot.com/self-hosted-configuration/
+    }