Use ClassPathSSLContextFactory with RC (#1580)

Use `ClasspathSSLContextFactory`.
That enables using the member certificate in the
`hazelcast-enterprise-test.jar`.

Author: yuce

test/integration/backward_compatible/parallel/ssl/hazelcast-default-ca.xml

@@ -1,39 +1,23 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--
-  ~ Copyright (c) 2008-2022, Hazelcast, Inc. All Rights Reserved.
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~ http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
 <hazelcast xmlns="http://www.hazelcast.com/schema/config"
            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
            xsi:schemaLocation="http://www.hazelcast.com/schema/config
            http://www.hazelcast.com/schema/config/hazelcast-config-4.0.xsd">
     <network>
         <ssl enabled="true">
             <factory-class-name>
-                com.hazelcast.nio.ssl.BasicSSLContextFactory
+                com.hazelcast.nio.ssl.ClasspathSSLContextFactory
             </factory-class-name>
             <properties>
-                <property name="keyStore">[serverCertificate]</property>
-                <property name="keyStorePassword">[password]</property>
-                <property name="trustStore">[serverCertificate]</property>
-                <property name="trustStorePassword">123456</property>
-                <property name="trustManagerAlgorithm">SunX509</property>
+                <property name="keyStore">com/hazelcast/nio/ssl/letsencrypt.jks
+                </property>
+                <property name="keyStorePassword">123456</property>
                 <property name="keyManagerAlgorithm">SunX509</property>
-                <property name="protocol">TLS</property>
+                <property name="trustStore">com/hazelcast/nio/ssl/letsencrypt.jks
+                </property>
+                <property name="truestStorePassword">123456</property>
+                <property name="trustManagerAlgorithm">SunX509</property>
+                <property name="protocol">TLSv1.2</property>
             </properties>
         </ssl>
-        <port>0</port>
     </network>
 </hazelcast>