build(deps-dev): bump @types/vscode in /src/projektanker.code-butler

Bumps [@types/vscode](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/vscode) from 1.60.0 to 1.87.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/vscode)

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

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

src/projektanker.code-butler/package.json

@@ -78,7 +78,7 @@
   },
   "devDependencies": {
     "@types/node": "^16.9.2",
-    "@types/vscode": "^1.34.0",
+    "@types/vscode": "^1.87.0",
     "@typescript-eslint/eslint-plugin": "^4.31.1",
     "@typescript-eslint/parser": "^4.31.1",
     "eslint": "^7.1.0",