Update scores.csv with real BenchGecko data (413 models, 40 benchmarks)

Update providers.csv with real BenchGecko data (413 models, 40 benchmarks)

Update benchmarks.csv with real BenchGecko data (413 models, 40 benchmarks)

Update models.csv with real BenchGecko data (413 models, 40 benchmarks)

Update README.md with real BenchGecko data (413 models, 40 benchmarks)

Delete sample_models.csv with huggingface_hub

Add sample data file: sample_models.csv

Add dataset card with full description

initial commit