SEC-2653: Remove explicit port for ldap-xml so can be dynamic for ci

samples/ldap-xml/src/main/webapp/WEB-INF/applicationContext-security.xml

@@ -17,7 +17,7 @@
 
     <!-- Simple namespace-based configuration -->
 
-    <s:ldap-server ldif="classpath:users.ldif" port="33389"/>
+    <s:ldap-server ldif="classpath:users.ldif"/>
 
     <s:authentication-manager>
         <s:ldap-authentication-provider