Update standalone-openshift.xml

Author: luck3y

jboss/container/config/cd/19.0/standalone-openshift.xml

@@ -15,6 +15,7 @@
         <extension module="org.jboss.as.jsf"/>
         <extension module="org.jboss.as.logging"/>
         <extension module="org.jboss.as.mail"/>
+        <extension module="org.jboss.as.modcluster"/>
         <extension module="org.jboss.as.naming"/>
         <extension module="org.jboss.as.pojo"/>
         <extension module="org.jboss.as.remoting"/>
@@ -580,4 +581,4 @@
             <remote-destination host="localhost" port="25"/>
         </outbound-socket-binding>
     </socket-binding-group>
-</server>
+</server>