[TypeSpec] Generate SDK for TypeSpec project specification/codesigning/CodeSigning.Management/

## SDK generate request for TypeSpec projectspecification/codesigning/CodeSigning.Management/ <i></i> Request to generate SDK by Copilot. **Do not release SDK** SDK will be released later by service owner. **Release Plan**: [2215](https://web.powerapps.com/apps/821ab569-ae60-420d-8264-d7b5d5ef734c?release-plan-id=080e4128-4249-f111-bec6-000d3a5b007c) **TypeSpec project path**: specification/codesigning/CodeSigning.Management/ **API spec pull request link**: https://github.com/Azure/azure-rest-api-specs/pull/42683 **Spec Type**: TypeSpec **Language**: JavaScript,.NET,Java,Go,Python **Release plan work item ID**: 34211 **Plane**: Management-Plane **API version**: 2026-05-15-preview **Contacts**: ashuku **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.