Remove log message that the service is running

src/main/kotlin/ch/memobase/Service.kt

@@ -109,7 +109,6 @@ class Service(settings: SettingsLoader) {
         stream.use {
             it.start()
             while (stream.state().isRunningOrRebalancing) {
-                log.info("Service is running.")
                 Thread.sleep(10_000L)
             }
             it.cleanUp()