Fix: PHP8 remove no_separation flag

kernel/common.c

@@ -57,7 +57,7 @@ void call_object_method(zval *object, const char *function_name, uint32_t param_
     zval z_f_name;
 
     ZVAL_STRINGL(&z_f_name, function_name, strlen(function_name));
-    call_user_function_ex(NULL, object, &z_f_name, ret_val, param_count, params, 0, NULL);
+    call_user_function(NULL, object, &z_f_name, ret_val, param_count, params);
 
     if (Z_ISUNDEF_P(ret_val)) {
         ZVAL_NULL(ret_val);