Add Port IO MCP server to the README list

[Matanga1-2]

Description

Added Port IO MCP server link to the README file

Server Details

• Server:
• Changes to:

Motivation and Context

Exposing the Port IO MCP server, which helps developers and platform engineers provide the context of their software catalog into AI agents, as well as building in Port using the power of LLM.

How Has This Been Tested?

Added a link, no test required. The MCP itself was tested via Copilot, Cursor, and Claude.

Breaking Changes

No

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

Added Port IO MCP