build(deps-dev): bump shx from 0.3.4 to 0.4.0 in /clients/js-legacy (#297)

Bumps [shx](https://github.com/shelljs/shx) from 0.3.4 to 0.4.0.
- [Release notes](https://github.com/shelljs/shx/releases)
- [Changelog](https://github.com/shelljs/shx/blob/main/CHANGELOG.md)
- [Commits](shelljs/shx@v0.3.4...v0.4.0)

---
updated-dependencies:
- dependency-name: shx
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

clients/js-legacy/package.json

@@ -81,7 +81,7 @@
         "mocha": "^11.0.1",
         "prettier": "^3.4.2",
         "process": "^0.11.10",
-        "shx": "^0.3.4",
+        "shx": "^0.4.0",
         "ts-node": "^10.9.2",
         "typedoc": "^0.28.0",
         "typescript": "^5.7.2"