Merge pull request #27216 from andrewhsu/add-missing-changelog

add changelog lines for swarmkit and libnetwork
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d48f161..8a70bfa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -56,6 +56,7 @@
  * Honor user provided listen address for gossip  [docker/libnetwork#1460](https://github.com/docker/libnetwork/pull/1460)
  * Allow reachability via published port across services on the same host [docker/libnetwork#1398](https://github.com/docker/libnetwork/pull/1398)
  * Change the ingress sandbox name from random id to just `ingress_sbox` [docker/libnetwork#1449](https://github.com/docker/libnetwork/pull/1449)
+ - Disable service discovery in ingress network [docker/libnetwork#1489](https://github.com/docker/libnetwork/pull/1489)
 
 ### Swarm Mode
 
@@ -66,6 +67,7 @@
  - Fix panic and endpoint leak when a service is updated with no endpoints [docker/swarmkit#1481](https://github.com/docker/swarmkit/pull/1481)
  * Produce an error if the same port is published twice on `service create` or `service update` [docker/swarmkit#1495](https://github.com/docker/swarmkit/pull/1495)
  - Fix an issue where changes to a service were not detected, resulting in the service not being updated [docker/swarmkit#1497](https://github.com/docker/swarmkit/pull/1497)
+ - Do not allow service creation on ingress network [docker/swarmkit#1600](https://github.com/docker/swarmkit/pull/1600)
 
 ### Contrib