Bump applicationinsights from 2.9.5 to 3.14.0 in /extensions/ql-vscode

Bumps [applicationinsights](https://github.com/microsoft/ApplicationInsights-node.js) from 2.9.5 to 3.14.0.
- [Release notes](https://github.com/microsoft/ApplicationInsights-node.js/releases)
- [Changelog](https://github.com/microsoft/ApplicationInsights-node.js/blob/main/CHANGELOG.md)
- [Commits](microsoft/ApplicationInsights-node.js@2.9.5...3.14.0)

---
updated-dependencies:
- dependency-name: applicationinsights
  dependency-version: 3.14.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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Author: dependabot[bot]