JSSE: add close() to WolfSSLServerSocket, closes unerlying WolfSSLSocket if needed which frees resources earlier

src/java/com/wolfssl/provider/jsse/WolfSSLServerSocket.java

@@ -375,5 +375,13 @@ public class WolfSSLServerSocket extends SSLServerSocket {
 
         return socket;
     }
+
+    @Override
+    public synchronized void close() throws IOException {
+        if (this.socket != null) {
+            this.socket.close();
+        }
+        super.close();
+    }
 }