[Doc] No document related to enterprise policy enforcement for local sandbox

### Describe the bug

In sandbox document, there is only a description that local sandbox can be managed by Microsoft Intune or MDM, however, there is no detailed information about how enterprise user can config and use it:

> [Enterprise policy enforcement](https://docs.github.com/en/copilot/concepts/about-cloud-and-local-sandboxes?search-overlay-input=detailed+information+about+%3A+Enterprise+policy+enforcement+For+organizations+and+enterprises%2C+local+sandbox+policies+can+be+centrally+configured+and+enforced+using+Microsoft+Intune+and+other+MDM+%28mobile+device+management%29+platforms.+This+gives+administrators+control+over+how+Copilot+interacts+with+local+resources+across+managed+devices.&search-overlay-ask-ai=true#enterprise-policy-enforcement)
For organizations and enterprises, local sandbox policies can be centrally configured and enforced using Microsoft Intune and other MDM (mobile device management) platforms. This gives administrators control over how Copilot interacts with local resources across managed devices.

### Affected version

_No response_

### Steps to reproduce the behavior

_No response_

### Expected behavior

_No response_

### Additional context

_No response_

Comece pela documentação vinculada sobre about-cloud-and-local-sandboxes e inspecione a seção Enterprise policy enforcement. Documente como os usuários corporativos configuram e usam políticas de sandbox locais por meio do Microsoft Intune e de outras plataformas MDM; considera-se concluído quando a página fornecer orientações detalhadas de configuração e uso além da visão geral existente.

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