Add SVM lifecycle management tools (create, rename, delete, update state)

[Hardikl]

Summary

Add dedicated MCP tools for SVM lifecycle management.

Background

The ONTAP MCP server should support SVM management.

Proposed Tools

• create_svm — Create a SVM on a specified cluster
• update_svm — Resize a SVM, rename, state update
• delete_svm — Delete a SVM

ONTAP REST API Endpoints

• POST /api/svm/svms
• PATCH /api/svm/svms/{uuid}
• DELETE /api/svm/svms/{uuid}