Update Physical AI Bench for Cosmos-Reason2-2B and add FlashHead

Update image data and add FlashHead benchmarks

Add accuracy data (#4)

Add Cosmos-Reason2-2B-W4A16-Edge2-FlashHead benchmark data

Add Qwen3.5 Orin Nano benchmarks

Add subgroups to sidebar (#3)

Add Qwen3.5 Benchmarks (#2)

Update chart and table styling (#1)

Update page

Update data/cosmos-reason2.csv

Rename data/cosmos_reason2.csv to data/cosmos-reason2.csv

Delete data/cosmos-reason2.csv

Update cosmos data

Rename data/cosmos_reason2.csv to data/cosmos-reason2.csv

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