build(deps): Bump llama-cpp-python[server] from 0.2.83 to 0.2.84

Bumps [llama-cpp-python[server]](https://github.com/abetlen/llama-cpp-python) from 0.2.83 to 0.2.84.
- [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@v0.2.83...v0.2.84)

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

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

chat/requirements.txt

@@ -1 +1 @@
-llama-cpp-python[server]==0.2.83
+llama-cpp-python[server]==0.2.84