build(deps): bump fzf from 3c40b1b to ff16877

Bumps [fzf](https://github.com/junegunn/fzf) from `3c40b1b` to `ff16877`.
- [Release notes](https://github.com/junegunn/fzf/releases)
- [Commits](junegunn/fzf@3c40b1b...ff16877)

---
updated-dependencies:
- dependency-name: fzf
  dependency-type: direct:production
...

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