[icons] Improve icon search performance #44450
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This is a continuation of #44001. I'm not sure that that change actually had any positive impact. I suspect that it only surfaced a Chrome DevTools bug that it works around.
Instead, what we see now is https://pagespeed.web.dev/analysis/https-mui-com-material-ui-material-icons/cvfn967l26?form_factor=desktop. That INP is horrible.
What I'm doing instead is moving #44025 to the finish line. I used a different search dependency at the same time. It seems smaller, faster, and a bit more accurate.
I was curious to check how other icons libraries handle this:
Preview: https://deploy-preview-44450--material-ui.netlify.app/material-ui/material-icons/