[TypeSpec] Generate SDK for TypeSpec project specification/standbypool/StandbyPool.Management

## SDK generate request for TypeSpec project specification/standbypool/StandbyPool.Management

Request to generate SDK by Copilot. **Do not release SDK**
SDK will be released later by service owner.

**Release Plan**: [2121](https://web.powerapps.com/apps/821ab569-ae60-420d-8264-d7b5d5ef734c?release-plan-id=66e54b9a-b21c-f111-8341-000d3a597585)
**TypeSpec project path**: specification/standbypool/StandbyPool.Management
**API spec pull request link**: [https://github.com/Azure/azure-rest-api-specs/pull/38001](https://github.com/Azure/azure-rest-api-specs/pull/38001)
**SDK release type**: Stable
**API spec version**: 2025-10-01
**Spec Type**: TypeSpec
**Language**: .NET,Python,Go,Java,JavaScript
**Release plan work item ID**: 33154

**Contacts**:
carlosh

**Notes**:
SDK is generated by GitHub agent workflow

Generate SDK for the TypeSpec project and update the generated SDK details in the release plan using release plan work item. Generate a summary and update it back in the linked GitHub issue once SDK pull requests are generated.

Start with the TypeSpec project at specification/standbypool/StandbyPool.Management and review API spec pull request 38001. Follow the GitHub agent workflow to generate the .NET, Python, Go, Java, and JavaScript SDK pull requests; done means the generated SDK details and summary are updated in release plan work item 33154 and this issue.

Written by the indexing model from the issue text.