Adds missing namespaces

gitops-kaisers-info/apps/templates/namespaces.yaml

 kind: Namespace
 metadata:
   name: crossplane-system
+  annotations:
+    argocd.argoproj.io/sync-wave: "-1"
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: authentik
+  annotations:
+    argocd.argoproj.io/sync-wave: "-1"
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: sync-waves
   annotations:
     argocd.argoproj.io/sync-wave: "-1"