add [JSON to Excel MCP by WTSolutions] to readme.md

[he-yang]

Description

Add JSON to Excel MCP by WTSolutions, to community servers.
No changes to other files.

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
• [ NA] My code follows the repository's style guidelines
• [ NA] New and existing tests pass locally
• [ NA] I have added appropriate error handling
• [ NA] I have documented all environment variables and configuration options

Additional context

The JSON to Excel MCP (Model Context Protocol) provides a standardized interface for converting JSON data into CSV format string using the Model Context Protocol. This MCP implementation offers two specific tools for data conversion:

json_to_excel_mcp_from_data: Converts JSON data string into CSV format.
json_to_excel_mcp_from_url: Converts JSON file from a provided URL (.json format) into CSV format string.

[A5580]

Vari good

[claude]

Thank you @he-yang for your contribution! 🎉

Your JSON to Excel by WTSolutions MCP server has been accepted and included as part of our batch integration in PR #2553. We really appreciate you taking the time to submit this integration.

The server is now officially listed in our README and available to the community!