Bump which from 5.0.0 to 6.0.0

Bumps [which](https://github.com/npm/node-which) from 5.0.0 to 6.0.0.
- [Release notes](https://github.com/npm/node-which/releases)
- [Changelog](https://github.com/npm/node-which/blob/main/CHANGELOG.md)
- [Commits](npm/node-which@v5.0.0...v6.0.0)

---
updated-dependencies:
- dependency-name: which
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -337,6 +337,6 @@
     "@preact/signals-core": "^1.12.1",
     "semver": "^7.7.3",
     "vscode-languageclient": "^9.0.1",
-    "which": "^5.0.0"
+    "which": "^6.0.0"
   }
 }