Bump follow-redirects from 1.13.1 to 1.15.9

Bumps [follow-redirects](https://github.com/follow-redirects/follow-redirects) from 1.13.1 to 1.15.9.
- [Release notes](https://github.com/follow-redirects/follow-redirects/releases)
- [Commits](follow-redirects/follow-redirects@v1.13.1...v1.15.9)

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

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

Author: dependabot[bot]