Update to pyright-lsp

{
  "official": [
    {
      "name": "pyright-lsp",
      "author": {
        "name": "Anthropic",
        "email": "support@anthropic.com"
      },
      "source": "./plugins/pyright-lsp",
      "strict": false,
      "version": "1.0.0",
      "category": "development",
      "lspServers": {
        "pyright": {
          "args": [
            "--stdio"
          ],
          "command": "pyright-langserver",
          "extensionToLanguage": {
            ".py": "python",
            ".pyi": "python"
          }
        }
      },
      "description": "Python language server (Pyright) for type checking and code intelligence"
    }
  ]
}