feat(helm): enable real IP handling in helmchart and clean up nodelocaldns configuration

apps/infra/net/nginx/helmchart.yaml

@@ -42,6 +42,8 @@ spec:
       enableAnnotationValidations: false
       config:
         use-forwarded-headers: "true"
+        enable-real-ip: "true"
+        proxy-real-ip-cidr: "10.0.0.0/8,100.64.0.0/10"
         allow-snippet-annotations: "true"
         annotations-risk-level: Critical
         # 启用http2