update CHANGELOG-3.5.md to cover the fix for issue 13494
@@ -15,6 +15,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.5.1...v3.5.2) and
- Fix [exclude the same alarm type activated by multiple peers](https://github.com/etcd-io/etcd/pull/13476).
- Add [`etcd --experimental-enable-lease-checkpoint-persist`](https://github.com/etcd-io/etcd/pull/13508) flag to enable checkpoint persisting.
- Fix [Lease checkpoints don't prevent to reset ttl on leader change](https://github.com/etcd-io/etcd/pull/13508), requires enabling checkpoint persisting.
+- Fix [assertion failed due to tx closed when recovering v3 backend from a snapshot db](https://github.com/etcd-io/etcd/pull/13501)
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