build(deps): bump libglnx from 54ad67d to aff1eea

Bumps [libglnx](https://github.com/GNOME/libglnx) from `54ad67d` to `aff1eea`.
- [Commits](GNOME/libglnx@54ad67d...aff1eea)

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

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