chore(deps): bump follow-redirects in /plugins/async-dropdown

Bumps [follow-redirects](https://github.com/follow-redirects/follow-redirects) from 1.13.0 to 1.16.0.
- [Release notes](https://github.com/follow-redirects/follow-redirects/releases)
- [Commits](follow-redirects/follow-redirects@v1.13.0...v1.16.0)

---
updated-dependencies:
- dependency-name: follow-redirects
  dependency-version: 1.16.0
  dependency-type: indirect
...

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

Author: dependabot[bot]