Bump @vscode/test-electron from 2.3.8 to 2.3.9

Bumps [@vscode/test-electron](https://github.com/Microsoft/vscode-test) from 2.3.8 to 2.3.9.
- [Changelog](https://github.com/microsoft/vscode-test/blob/main/CHANGELOG.md)
- [Commits](https://github.com/Microsoft/vscode-test/commits/v2.3.9)

---
updated-dependencies:
- dependency-name: "@vscode/test-electron"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -145,7 +145,7 @@
         "@types/node": "16.x",
         "@typescript-eslint/eslint-plugin": "^6.17.0",
         "@typescript-eslint/parser": "^6.17.0",
-        "@vscode/test-electron": "^2.3.8",
+        "@vscode/test-electron": "^2.3.9",
         "@vscode/vsce": "^2.22.0",
         "eslint": "^8.56.0",
         "glob": "^10.3.10",