Bump cosmiconfig from 7.1.0 to 8.2.0 in /extensions/ql-vscode

Bumps [cosmiconfig](https://github.com/cosmiconfig/cosmiconfig) from 7.1.0 to 8.2.0.
- [Changelog](https://github.com/cosmiconfig/cosmiconfig/blob/main/CHANGELOG.md)
- [Commits](cosmiconfig/cosmiconfig@v7.1.0...v8.2.0)

---
updated-dependencies:
- dependency-name: cosmiconfig
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

extensions/ql-vscode/package-lock.json

@@ -1851,7 +1851,7 @@
     "@vscode/vsce": "^2.19.0",
     "ansi-colors": "^4.1.1",
     "applicationinsights": "^2.3.5",
-    "cosmiconfig": "^7.1.0",
+    "cosmiconfig": "^8.2.0",
     "cross-env": "^7.0.3",
     "css-loader": "^6.8.1",
     "del": "^6.0.0",