Add MCP config instructions for VS Code and Claude Desktop

[raphaeltimbo]

Summary

• Expand the MCP tutorial Configuration section with dedicated subsections for Claude Code, VS Code (GitHub Copilot), Claude Desktop, and manual execution
• Previously only showed the .mcp.json format (Claude Code); now covers the most common MCP-compatible clients

Test plan

• Verify the notebook renders correctly in the docs build
• Confirm the VS Code .vscode/mcp.json config works with Copilot Agent mode

[codecov-commenter]

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Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 77.55%. Comparing base (ca3034f) to head (5188d8e).
⚠️ Report is 1 commits behind head on main.
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Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1264   +/-   ##
=======================================
  Coverage   77.55%   77.55%           
=======================================
  Files          48       48           
  Lines       13366    13366           
=======================================
  Hits        10366    10366           
  Misses       3000     3000           

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