chore(deps): bump llama-cpp-python from 0.3.20 to 0.3.21

Bumps [llama-cpp-python](https://github.com/abetlen/llama-cpp-python) from 0.3.20 to 0.3.21.
- [Release notes](https://github.com/abetlen/llama-cpp-python/releases)
- [Changelog](https://github.com/abetlen/llama-cpp-python/blob/main/CHANGELOG.md)
- [Commits](abetlen/llama-cpp-python@v0.3.20...v0.3.21)

---
updated-dependencies:
- dependency-name: llama-cpp-python
  dependency-version: 0.3.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]