### Godot version

4.1.rc.custom_build. c83f912bc

### System information

Ubuntu 22.04 CI

### Issue description

When executing
```
extends Node
func _process(delta):

	var temp_variable35241 = RichTextLabel.new()
	add_child(temp_variable35241)
	temp_variable35241.set_fit_content(true)
	temp_variable35241.parse_bbcode("3188932498")
	temp_variable35241.queue_free()
```
this code freeze project in CI for at least 60 seconds

### Steps to reproduce

Above

### Minimal reproduction project

N/A
menu = memnew(PopupMenu);
	add_child(menu, false, INTERNAL_MODE_FRONT);
	menu->connect("id_pressed", callable_mp(this, &RichTextLabel::menu_option));
	menu->add_item(RTR("Copy"), MENU_COPY);
	menu->add_item(RTR("Select All"), MENU_SELECT_ALL);
}
void RichTextLabel::_update_context_menu() {
	if (!menu) {
		_generate_context_menu();
	}
	int idx = -1;
#define MENU_ITEM_ACTION_DISABLED(m_menu, m_id, m_action, m_disabled)                                                  \
	idx = m_menu->get_item_index(m_id);                                                                                \
	if (idx >= 0) {                                                                                                    \
		m_menu->set_item_accelerator(idx, shortcut_keys_enabled ? _get_menu_action_accelerator(m_action) : Key::NONE); \
		m_menu->set_item_disabled(idx, m_disabled);                                                                    \
	}
	MENU_ITEM_ACTION_DISABLED(menu, MENU_COPY, "ui_copy", !selection.enabled)
	MENU_ITEM_ACTION_DISABLED(menu, MENU_SELECT_ALL, "ui_text_select_all", !selection.enabled)
#undef MENU_ITEM_ACTION_DISABLED
}
Key RichTextLabel::_get_menu_action_accelerator(const String &p_action) {