Fix doc 2.4.0 (#1336)

* fix docs

* fix archive notice on 2.3.0 docs

* fix current release in readme

Author: markxnelson

README.md

@@ -21,8 +21,8 @@ Oracle is finding ways for organizations using WebLogic Server to run important
 The fastest way to experience the operator is to follow the [Quick Start guide](https://oracle.github.io/weblogic-kubernetes-operator/quickstart/), or you can peruse our [documentation](https://oracle.github.io/weblogic-kubernetes-operator), read our [blogs](https://blogs.oracle.com/weblogicserver/updated-weblogic-kubernetes-support-with-operator-20), or try out the [samples](https://oracle.github.io/weblogic-kubernetes-operator/samples/).
 
 ***
-The [current release of the operator](https://github.com/oracle/weblogic-kubernetes-operator/releases) is 2.3.0.
-This release was published on August 27, 2019.
+The [current release of the operator](https://github.com/oracle/weblogic-kubernetes-operator/releases) is 2.4.0.
+This release was published on November 15, 2019.
 ***
 
 # Documentation