fix comments

Signed-off-by: Chengwei Guo <chengweiguo@bytedance.com>

Author: cw-Guo

config/default/kustomization.yaml

@@ -4,8 +4,11 @@
 #
 # It is rendered to manifests/setup/setup.yaml by `make manifests`.
 
-# The default namespace for the install. Override with `kustomize edit
-# set namespace <ns>` or by editing manifests/setup/kustomization.yaml.
+# The default namespace for the install. This bundle also includes a
+# Namespace resource from config/manager/manager.yaml, so changing this
+# value alone is not sufficient. If you need a different install
+# namespace, update both this field and the Namespace object's
+# metadata.name to keep them in sync.
 namespace: fluent
 
 # Map the placeholder image used in config/manager/manager.yaml to the

config/rbac/kustomization.yaml

@@ -2,9 +2,6 @@ resources:
 - service_account.yaml
 - role.yaml
 - role_binding.yaml
-# Leader election and metrics-auth RBAC are intentionally disabled — the
-# production deployment does not enable --leader-elect or expose protected
-# metrics. Uncomment to re-enable when those features ship.
 - leader_election_role.yaml
 - leader_election_role_binding.yaml
 #- metrics_auth_role.yaml