chore(deps-dev): bump @types/which from 3.0.0 to 3.0.3

Bumps [@types/which](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/which) from 3.0.0 to 3.0.3.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/which)

---
updated-dependencies:
- dependency-name: "@types/which"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -753,7 +753,7 @@
     "@types/node": "^20.4.5",
     "@types/semver": "^7.5.6",
     "@types/vscode": "^1.67.0",
-    "@types/which": "^3.0.0",
+    "@types/which": "^3.0.3",
     "@typescript-eslint/eslint-plugin": "^5.59.8",
     "@typescript-eslint/parser": "^5.62.0",
     "@vscode/test-electron": "^2.3.8",