remove samples of legacy python generator

Author: Jonas1893

samples/client/petstore/python-legacy/docs/User.md

@@ -1,18 +0,0 @@
-# User
-
-
-## Properties
-Name | Type | Description | Notes
------------- | ------------- | ------------- | -------------
-**id** | **int** |  | [optional] 
-**username** | **str** |  | [optional] 
-**first_name** | **str** |  | [optional] 
-**last_name** | **str** |  | [optional] 
-**email** | **str** |  | [optional] 
-**password** | **str** |  | [optional] 
-**phone** | **str** |  | [optional] 
-**user_status** | **int** | User Status | [optional] 
-
-[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
-
-