Update func info for mysqli_connect

Author: nikic

ext/opcache/Optimizer/zend_func_info.c

@@ -449,7 +449,7 @@ static const func_info_t func_infos[] = {
 	F1("preg_grep",				                MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
 
 	/* ext/mysqli */
-	F1("mysqli_connect",						MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_OBJECT),
+	F1("mysqli_connect",						MAY_BE_FALSE | MAY_BE_OBJECT),
 	F0("mysqli_close",							MAY_BE_TRUE),
 	F1("mysqli_connect_error",					MAY_BE_NULL | MAY_BE_STRING),
 	F1("mysqli_get_client_stats",				MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),