sslutils: remove superfluous parenthesis

Remove superfluous parenthesis.

Signed-off-by: Sebastian Herbszt <herbszt@gmx.de>

plugins/sslutils.c

@@ -59,7 +59,7 @@ int np_net_ssl_init_with_hostname_version_and_cert(int sd, char *host_name, int
 		break;
 	case 2: /* SSLv2 protocol */
 #if defined(USE_GNUTLS) || defined(OPENSSL_NO_SSL2)
-		printf(("%s\n", _("CRITICAL - SSL protocol version 2 is not supported by your SSL library.")));
+		printf("%s\n", _("CRITICAL - SSL protocol version 2 is not supported by your SSL library."));
 		return STATE_CRITICAL;
 #else
 		method = SSLv2_client_method();