Backport of Fix broken link into release/1.17.x (#20155)

backport of commit 58991ed

Co-authored-by: Nathan Coleman <[email protected]>

website/content/docs/k8s/connect/index.mdx

@@ -698,7 +698,7 @@ annotations:
   'consul.hashicorp.com/connect-service-upstreams': '[service-name].[namespace]:[port]:[optional datacenter]'
 ```
 
-See [consul.hashicorp.com/connect-service-upstreams](#consul-hashicorp-com-connect-service-upstreams) for more details.
+See [consul.hashicorp.com/connect-service-upstreams](/consul/docs/k8s/annotations-and-labels#consul-hashicorp-com-connect-service-upstreams) for more details.
 
 -> **Note:** When you specify upstreams via an upstreams annotation, you will need to use
 `localhost:<port>` with the port from the upstreams annotation instead of KubeDNS to connect to your upstream