Microsoft.Cache/redisEnterprise/databases does not support PATCH even though the documentation suggests so

Package Name: azure mgmt redisenterprise

Describe the bug
Customer attempted to use the RedisEnterpriseManagementClient class to update the database persistence configuration using the client.databases.begin_update method. Based on the Python SDK documentation, persistence is available as a model in the azure mgmt redisenterprise package. However, the customer encountered
error while attempting to update the persistence settings through the SDK.

Reference documents :
Persistence package : azure.mgmt.redisenterprise package | Microsoft Learn
Database operations : azure.mgmt.redisenterprise.operations.DatabasesOperations class | Microsoft Learn

Note: this might have been generated from the current redisenterpise swagger definition https://github.com/Azure/azure-rest-api-specs/blob/55fc3e7d12df68485d19b10847f24c95579a06f4/specification/redisenterprise/resource-manager/Microsoft.Cache/RedisEnterprise/stable/2025-07-01/redisenterprise.json#L540-L541

redisenterprise.json の 540-541 行目にある Redis Enterprise swagger 定義から始め、その PATCH 宣言を azure.mgmt.redisenterprise パッケージの DatabasesOperations.begin_update と比較します。永続化の更新失敗を再現し、SDK がその操作をどのように表現しているかを追跡します。生成された Python クライアントが、文書化されたデータベース永続化の PATCH 動作をサポートし、報告された更新パスのカバレッジが存在すれば完了です。