fix: update gha config, renovate and README.md

Signed-off-by: Devin Buhl <devin@buhl.casa>

template/templates/kubernetes/bootstrap/kustomization.yaml.j2

@@ -6,7 +6,7 @@ kind: Kustomization
 resources:
   - github.com/fluxcd/flux2/manifests/install?ref=v2.0.0-rc.5
 patches:
-  # Remove the network policies that does not work with k3s
+  # Remove the default network policies
   - patch: |-
       $patch: delete
       apiVersion: networking.k8s.io/v1