fix(search): bump Infima, fix search issue due to broken CSS selector

[slorber]

Motivation

Bump Infima to fix Docusaurus search issue described in facebookincubator/infima#227

Search is a bit broken on all categories linking to a doc or a generated index

Have you read the Contributing Guidelines on pull requests?

yes

Test Plan

preview works + search works in prod after crawler runs

[netlify]

✅ [V2]

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[github-actions]

⚡️ Lighthouse report for the changes in this PR:

Category	Score
🟠 Performance	61
🟢 Accessibility	100
🟢 Best practices	92
🟢 SEO	100
🟢 PWA	90

Lighthouse ran on https://deploy-preview-6983--docusaurus-2.netlify.app/

[github-actions]

Size Change: +77 B (0%)

Total Size: 806 kB

Filename	Size	Change
website/build/assets/css/styles.********.css	105 kB	+77 B (0%)

ℹ️ View Unchanged

Filename	Size
website/.docusaurus/globalData.json	49.9 kB
website/build/assets/js/main.********.js	612 kB
website/build/index.html	38.8 kB

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