build(deps): bump llama-index from 0.14.23 to 0.14.24

Bumps [llama-index](https://github.com/run-llama/llama_index) from 0.14.23 to 0.14.24.
- [Release notes](https://github.com/run-llama/llama_index/releases)
- [Changelog](https://github.com/run-llama/llama_index/blob/main/CHANGELOG.md)
- [Commits](run-llama/llama_index@v0.14.23...v0.14.24)

---
updated-dependencies:
- dependency-name: llama-index
  dependency-version: 0.14.24
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements-rag.txt

@@ -1,7 +1,7 @@
 fastapi==0.141.1
 uvicorn[standard]==0.52.3
 httpx==0.28.1
-llama-index==0.14.23
+llama-index==0.14.24
 llama-index-embeddings-openai==0.6.0
 llama-index-llms-openai==0.7.10
 llama-index-vector-stores-chroma==0.5.5