Upgrade kafka-clients to 2.0.1

Author: garyrussell

build.gradle

@@ -77,7 +77,7 @@ subprojects { subproject ->
 		junit4Version = '4.12'
 		junitJupiterVersion = '5.3.2'
 		junitPlatformVersion = '1.3.2'
-		kafkaVersion = '2.0.0'
+		kafkaVersion = '2.0.1'
 		log4jVersion = '2.11.1'
 		mockitoVersion = '2.23.4'
 		scalaVersion = '2.11'