chore(deps-dev): bump @mongodb-js/signing-utils from 0.4.0 to 0.4.2

Bumps [@mongodb-js/signing-utils](https://github.com/mongodb-js/devtools-shared) from 0.4.0 to 0.4.2.
- [Commits](https://github.com/mongodb-js/devtools-shared/compare/@mongodb-js/[email protected]...@mongodb-js/[email protected])

---
updated-dependencies:
- dependency-name: "@mongodb-js/signing-utils"
  dependency-version: 0.4.2
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -1362,7 +1362,7 @@
     "@mongodb-js/oidc-plugin": "^1.1.8",
     "@mongodb-js/prettier-config-devtools": "^1.0.2",
     "@mongodb-js/sbom-tools": "^0.8.1",
-    "@mongodb-js/signing-utils": "^0.4.0",
+    "@mongodb-js/signing-utils": "^0.4.2",
     "@mongosh/service-provider-core": "^3.3.3",
     "@testing-library/react": "^14.3.1",
     "@testing-library/user-event": "^14.5.2",