Added Ableton MCP to server

[ahujasid]

Description

Server Details

Added Ableton MCP to the community server section of README.md

Motivation and Context

This helps Claude connect to Ableton directly, and can create and manipulate tracks through just prompting. Here's a short demo: Demo

How Has This Been Tested?

Tested with popular clients like Claude, Cursor, Windsurf with no issues.

Breaking Changes

No breaking changes.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update

Checklist

• I have read the MCP Protocol Documentation
• My changes follows MCP security best practices
• I have updated the server's README accordingly
• I have tested this with an LLM client
• My code follows the repository's style guidelines
• New and existing tests pass locally
• I have added appropriate error handling
• I have documented all environment variables and configuration options

Additional context

This requires a remote script (provided in the repo) to be installed to Ableton so it can seamlessly communicate with the MCP client in real-time.