Update wasmtime requirement from 1.0.0 to 15.0.1

Updates the requirements on [wasmtime](https://github.com/bytecodealliance/wasmtime) to permit the latest version.
- [Release notes](https://github.com/bytecodealliance/wasmtime/releases)
- [Changelog](https://github.com/bytecodealliance/wasmtime/blob/main/docs/WASI-some-possible-changes.md)
- [Commits](bytecodealliance/wasmtime@v1.0.0...v15.0.1)

---
updated-dependencies:
- dependency-name: wasmtime
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -11,7 +11,7 @@ documentation = "https://docs.rs/wasm-ast"
 
 [dev-dependencies]
 criterion = "0.4"
-wasmtime = "1.0.0"
+wasmtime = "15.0.1"
 
 [dependencies]
 nom = { version = "7", optional = true }