update changelog

Author: Ferdudas97

CHANGELOG.md

@@ -7,6 +7,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 
+### Changed
+- control plane identifier added
+
 ## [0.19.10]
 
 ### Changed

envoy-control-core/src/main/kotlin/pl/allegro/tech/servicemesh/envoycontrol/ControlPlane.kt

@@ -43,7 +43,7 @@ import reactor.core.Disposable
 import reactor.core.publisher.Flux
 import reactor.core.scheduler.Schedulers
 import java.time.Clock
-import java.util.*
+import java.util.UUID
 import java.util.concurrent.BlockingQueue
 import java.util.concurrent.Executor
 import java.util.concurrent.ExecutorService