Merge pull request #29944 from paranoidsp/docs-fixes

docs: document nlb eip allocation annotation on AWS

Author: k8s-ci-robot

content/en/docs/concepts/services-networking/service.md

@@ -1072,6 +1072,9 @@ in those modified security groups.
 
 {{< /note >}}
 
+Further documentation on annotations for Elastic IPs and other common use-cases may be found
+in the [AWS Load Balancer Controller documentation](https://kubernetes-sigs.github.io/aws-load-balancer-controller/latest/guide/service/annotations/).
+
 #### Other CLB annotations on Tencent Kubernetes Engine (TKE)
 
 There are other annotations for managing Cloud Load Balancers on TKE as shown below.