k8s: fixes and formating

- Add checkmk secrets example
- space-tab fixes (linter)
- switcher kener redis to statefulset
- disabled netronome voulme mount (not needed). postgres statefulset instead
-  switched naio to 8888 port (traefik port conflict)
- changed nextcloud ips and ports to prod

checkmk/k8s/secrets.yaml.example

@@ -0,0 +1,8 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: checkmk-secrets
+  namespace: checkmk
+type: Opaque
+stringData:
+  CMK_PASSWORD: "password"