Add section and two case studies for VoidZero

[kylemocode]

Add VoidZero: Next-Generation JavaScript Tooling Company

Why VoidZero deserves inclusion:

VoidZero is a significant player in the JavaScript tooling ecosystem, developing critical infrastructure that powers modern frontend development:

• Vite: Revolutionary build tool that transformed frontend
  development workflows
• Vitest: Next-generation test runner gaining widespread
  adoption
• Rolldown: High-performance JavaScript bundler for production
• Oxc: Fast JavaScript language toolchain

Why it fits this collection:

VoidZero's tools represent real-world solutions to enterprise-scale frontend challenges. Their unified toolchain approach addresses performance, developer experience, and scalability issues that large-scale applications face daily.

Two case studies:

• Announcing VoidZero - Next Generation Toolchain for JavaScript: The official founding announcement of VoidZero elaborates on the reasons behind its creation and its vision for the future. The article also provides deeper insights into the current challenges faced by the JavaScript tooling ecosystem.
• Vite and the Future of JavaScript Tooling: It provides a detailed explanation of the tooling ecosystem offered by VoidZero, including Vite, Vitest, Rolldown, Oxc, and more. The talk also breaks down the underlying architecture of each tool, helping the audience better understand the current challenges faced by the frontend tooling ecosystem and its future direction.

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Name	Status	Preview	Comments	Updated (UTC)
frontend-case-studies	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Aug 8, 2025 0:01am

[kylemocode]

@andrew--r Thanks for the great collection, hoping that this PR will help