def delete_at_resource_group_level(resource_group_name, lock_name, custom_headers:nil)
      response = delete_at_resource_group_level_async(resource_group_name, lock_name, custom_headers:custom_headers).value!
      nil
    end
def delete_at_resource_group_level(resource_group_name, lock_name, custom_headers:nil)
      response = delete_at_resource_group_level_async(resource_group_name, lock_name, custom_headers:custom_headers).value!
      nil
    end
Deletes the management lock of a resource group.

 @param resource_group_name [String] The resource group name.
 @param lock_name [String] The name of lock.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.