Update README.md to include Inflectra Spira MCP Server

[adammarksandman]

Description

This adds the new Inflectra Spira MCP server to the list in the Readme.MD file. This is an official MCP Server, built and maintained by Inflectra.

Server Details

See details of the documentation here: https://github.com/Inflectra/mcp-server-spira

Motivation and Context

We have customers looking to connect to Spira using their MCP Client

How Has This Been Tested?

We have tested it using Claude 3.7 Sonnet running in VS Code with the CLINE extension

Breaking Changes

No breaking changes, new server

Types of changes

No changes, new server

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 is just an update to the Readme.MD file, the MCP Server itself lives in our Inflectra company Git repo.

[olaservo]

Thanks for your contribution to the servers list. This has been merged in this combined PR: #2144

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.