feat: replace ansible templating with makejinja (#1156)

bootstrap/templates/kubernetes/apps/flux-system/weave-gitops/app/secret.sops.yaml.j2

@@ -0,0 +1,11 @@
+{% if weave_gitops.enabled | default(false) %}
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: cluster-user-auth
+type: Opaque
+stringData:
+  username: admin
+  password: "{{ weave_gitops.password | encrypt }}"
+{% endif %}