chore(deps): Bump afl from 0.15.10 to 0.15.11 in /fuzz/afl.rs

Bumps [afl](https://github.com/rust-fuzz/afl.rs) from 0.15.10 to 0.15.11.
- [Changelog](https://github.com/rust-fuzz/afl.rs/blob/master/CHANGES.md)
- [Commits](rust-fuzz/afl.rs@v0.15.10...v0.15.11)

---
updated-dependencies:
- dependency-name: afl
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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