Bump wasm-bindgen-test from 0.3.41 to 0.3.42 in /lang/rust (#2790)

Bumps [wasm-bindgen-test](https://github.com/rustwasm/wasm-bindgen) from 0.3.41 to 0.3.42.
- [Release notes](https://github.com/rustwasm/wasm-bindgen/releases)
- [Changelog](https://github.com/rustwasm/wasm-bindgen/blob/main/CHANGELOG.md)
- [Commits](https://github.com/rustwasm/wasm-bindgen/commits)

---
updated-dependencies:
- dependency-name: wasm-bindgen-test
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

lang/rust/wasm-demo/Cargo.toml

@@ -41,4 +41,4 @@ wasm-bindgen = "0.2.92"
 
 [dev-dependencies]
 console_error_panic_hook = { version = "0.1.7" }
-wasm-bindgen-test = "0.3.40"
+wasm-bindgen-test = "0.3.42"