Update conference listings for 2026

[apherio]

• Added 2026 dates for React India 🇮🇳
• Moved existing 2025 conferences from Upcoming to Past section
• Fixed a minor typo as suggested here by @oliviertassinari review comment related to cityjs 2026 events

Also added

• React Miami 2026. April 23, 2026 → April 24, 2026. Proof: https://www.reactmiami.com/.
• React Summit 2026. June 12, 2026. Proof: https://reactsummit.com/.

[github-actions]

Size changes

Details

📦 Next.js Bundle Analysis for react-dev

This analysis was generated by the Next.js Bundle Analysis action. 🤖

This PR introduced no changes to the JavaScript bundle! 🙌

[oliviertassinari]

Fixed a minor typo as suggested here by @oliviertassinari #8069 (comment) to cityjs 2026 events

Right, you can also add:

• React Miami 2026. April 23, 2026 → April 24, 2026. Proof: https://www.reactmiami.com/.
• React Summit 2026. June 12, 2026. Proof: https://reactsummit.com/.

[apherio]

Fixed a minor typo as suggested here by @oliviertassinari #8069 (comment) to cityjs 2026 events

Right, you can also add:

• React Miami 2026. April 23, 2026 → April 24, 2026. Proof: https://www.reactmiami.com/.
• React Summit 2026. June 12, 2026. Proof: https://reactsummit.com/.

Thanks I have made the updates @rickhanlonii / @mattcarrollcode can we get ✅ thanks 🙏