Restore IT test for server-legacy and fix many errors (#279)

vharseko

12.41.2023 0de6858e9548e84aebc148747be92a811ba33636

 opendj-server-legacy/src/main/java/org/opends/server/util/SetupUtils.java

@@ -253,6 +253,7 @@
       */
      try (Socket s = new Socket())
      {
        s.setReuseAddress(true);
        s.connect(socketAddress, 1000);
        return false;
      } catch (Throwable t)