Merge pull request #14817 from serathius/changelog-v3.5.6

Update changelog for v3.5.6 release

CHANGELOG/CHANGELOG-3.5.md

@@ -4,16 +4,15 @@ Previous change logs can be found at [CHANGELOG-3.4](https://github.com/etcd-io/
 
 <hr>
 
-## v3.5.6 (TBD)
+## v3.5.6 (2022-11-21)
 
 ### etcd server
 - Fix [auth invalid token and old revision errors in watch](https://github.com/etcd-io/etcd/pull/14547)
 - Fix [avoid closing a watch with ID 0 incorrectly](https://github.com/etcd-io/etcd/pull/14563)
 - Fix [auth: fix data consistency issue caused by recovery from snapshot](https://github.com/etcd-io/etcd/pull/14648)
 - Fix [revision might be inconsistency between members when etcd crashes during processing defragmentation operation](https://github.com/etcd-io/etcd/pull/14733)
-
-### Package `netutil`
-- Fix [netutil: add url comparison without resolver to URLStringsEqual](https://github.com/etcd-io/etcd/pull/14573)
+- Fix [timestamp in inconsistent format](https://github.com/etcd-io/etcd/pull/14799)
+- Fix [Failed resolving host due to lost DNS record](https://github.com/etcd-io/etcd/pull/14573)
 
 ### Package `clientv3`
 - Fix [Add backoff before retry when watch stream returns unavailable](https://github.com/etcd-io/etcd/pull/14582).