Jetty servlet container multirelease-jar fix

Signed-off-by: Maxim Nesen <[email protected]>

containers/jetty-servlet/pom.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
 
-    Copyright (c) 2012, 2020 Oracle and/or its affiliates. All rights reserved.
+    Copyright (c) 2012, 2021 Oracle and/or its affiliates. All rights reserved.
 
     This program and the accompanying materials are made available under the
     terms of the Eclipse Public License v. 2.0, which is available at
@@ -196,7 +196,7 @@
             <activation>
                 <file>
                     <!-- ${java11.build.outputDirectory} does not work here -->
-                    <exists>target11/classes/org/glassfish/jersey/jetty/JettyHttpContainer.class</exists>
+                    <exists>target11/classes/org/glassfish/jersey/jetty/servlet/JettyWebContainerFactory.class</exists>
                 </file>
                 <jdk>1.8</jdk>
             </activation>