Add Spotify Player (Python) – control Spotify via MCP (#460)

This PR adds **Spotify Player** (Python) to the *Community Servers* section.

- Repo: https://github.com/vsaez/mcp-spotify-player
- What it does: Control Spotify playback, queue, volume and playlists from Claude/Cursor via MCP.
- Why useful: Provides a practical, user-facing media integration demonstrating MCP tools end-to-end (search, playback, queue management, diagnostics).

README.md

@@ -451,6 +451,7 @@ A growing set of community-developed and maintained servers demonstrates various
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+- **[Spotify Player](https://github.com/vsaez/mcp-spotify-player) – Control Spotify playback, queue, volume and playlists from Claude/Cursor via MCP. (Python)
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