Update version from 2.3.0 to 2.4.0 (#150)

Author: Joel-hanson

pom.xml

@@ -20,7 +20,7 @@
     <groupId>com.ibm.eventstreams.connect</groupId>
     <artifactId>kafka-connect-mq-source</artifactId>
     <packaging>jar</packaging>
-    <version>2.3.0</version>
+    <version>2.4.0</version>
     <name>kafka-connect-mq-source</name>
     <organization>
         <name>IBM Corporation</name>

src/main/java/com/ibm/eventstreams/connect/mqsource/MQSourceConnector.java

@@ -199,7 +199,7 @@ public class MQSourceConnector extends SourceConnector {
         CONFIG_VALUE_MQ_CLIENT_RECONNECT_OPTION_DISABLED.toLowerCase(Locale.ENGLISH)
     };
 
-    public static String version = "2.3.0";
+    public static String version = "2.4.0";
 
     private Map<String, String> configProps;