chore: speed up wasm-pack profiling build

[Sec-ant]

Summary

Disable wasm-opt when running pnpm build:wasm-dev.

Context: biomejs/website#22 (comment)

Test Plan

wasm-opt is skipped for profiling builds.

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[ematipico]

Damn, where did you find this gem? I couldn't find anything on the website 😓

[Sec-ant]

Damn, where did you find this gem? I couldn't find anything on the website 😓

This is documented here: https://rustwasm.github.io/docs/wasm-pack/cargo-toml-configuration.html But I must admit it is very well-hidden.