Bump pigeon from 2.0.3 to 9.0.1 in /add_to_app/books/flutter_module_books#550

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dependabot/pub/add_to_app/books/flutter_module_books/pigeon-9.0.1bleroux/samples:dependabot/pub/add_to_app/books/flutter_module_books/pigeon-9.0.1Copy head branch name to clipboard