Node.js 26 enables Temporal API by default, upgrades V8 and Undici

Node.js 26 is now released, enabling the Temporal API by default for improved date and time operations. The update also includes V8 engine version 14.6.202.33 and upgrades Undici, the HTTP client, to version 8.0.2. The release includes new features, deprecations, and removals as part of platform modernization, and will transition to long-term support status in October.