Smile\ElasticsuiteCatalogRule\Model\Rule\Condition\Product::getValueName PHP Method

    public function getValueName()
    {
        $valueName = parent::getValueName();
        if (in_array($this->getAttribute(), ['stock.is_in_stock', 'has_image', 'price.is_discount'])) {
            $valueName = ' ';
        }
        return $valueName;
    }