$form['name']['widget'][0]['value']['#description']="Enter the name of the cloud service provider. The region name will be automatically added. The maximum number of characters of the name including the region name is {$max_name_length}.";
$form['name']['widget'][0]['value']['#description']=t('Enter the name of the cloud service provider. The region name will be automatically added. The maximum number of characters of the name including the region name is %max_name_length.',[