Add Remote MCP and link for Registry project (#640)

<!-- Provide a brief summary of your changes -->
Adds a remote mcp server so that you can browse the mcp registry using
MCP - all remote, so you only need a URL
`https://registry-mcp.remote-mcp.com/`


## Motivation and Context
<!-- Why is this change needed? What problem does it solve? -->

## How Has This Been Tested?
<!-- Have you tested this in a real application? Which scenarios were
tested? -->

## Breaking Changes
<!-- Will users need to update their code or configurations? -->

## Types of changes
<!-- What types of changes does your code introduce? Put an `x` in all
the boxes that apply: -->
- [ ] 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
<!-- Go over all the following points, and put an `x` in all the boxes
that apply. -->
- [ ] I have read the [MCP
Documentation](https://modelcontextprotocol.io)
- [ ] My code follows the repository's style guidelines
- [ ] New and existing tests pass locally
- [ ] I have added appropriate error handling
- [ ] I have added or updated documentation as needed

## Additional context
<!-- Add any other context, implementation notes, or design decisions
-->

Author: jaw9c

docs/community-projects.md

@@ -11,6 +11,7 @@ The following is a list of notable community-driven projects in the ecosystem re
 - [mcp-registry-spec-sdk](https://www.npmjs.com/package/mcp-registry-spec-sdk) - TypeScript client for the MCP Registry
 - [MCP Server for MCP Registry](https://github.com/formulahendry/mcp-server-mcp-registry) - MCP Server to discover and search for available MCP servers in the registry
 - [MCP Registry Cheat Sheet](https://github.com/subbyte/mcp-registry-cheatsheet) - MCP Registry Cheat Sheet for MCP server developers, client developers, and registry admin
+- [MCP Registry Remote MCP Server](https://github.com/jaw9c/mcp-registry-mcp) - Open Remote MCP server for the Registry at `https://registry-mcp.remote-mcp.com`
 - Add your project here!
 
 ## Adding Your Project