They also say at the end "In a future post we will take a look at Wasm 3.0, which is already around the corner at this point!" so I suppose the Wasm 3.0 is coming very soon?
WebAssembly Specification - Release 3.0 (Draft 2024-11-07) https://webassembly.github.io/spec/versions/core/WebAssembly... (PDF)