Adding the official Cortex MCP server

[maddymanu]

Description

Adding the link to the official Cortex MCP server

Server Details

• Server: https://github.com/cortexapps/cortex-mcp
  Currently works over stdio/sse/streamable-http on a docker container.

Motivation and Context

Adding Cortex MCP to the registry.

How Has This Been Tested?

Heavily tested using multiple clients. Claude Desktop, Cursor, VSCode, IntelliJ

Breaking Changes

N.A.

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

[olaservo]

Thanks for your contribution to the servers list. This has been merged in this combined PR: #2477

This is a new process we're trying out, so if you see any issues feel free to re-open the PR and tag me.