Bump llama-index

Bumps [llama-index](https://github.com/run-llama/llama_index) from 0.10.32 to 0.12.9.
- [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@v0.10.32...v0.12.9)

---
updated-dependencies:
- dependency-name: llama-index
  dependency-type: direct:production
...

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

Author: dependabot[bot]

cloud-infrastructure/ai-infra-gpu/ai-infrastructure/rag-langchain-vllm-mistral/files/requirements.txt

@@ -54,7 +54,7 @@ langchain-text-splitters==0.0.1
 langsmith==0.1.51
 lark==1.1.9
 llama-hub==0.0.79.post1
-llama-index==0.10.32
+llama-index==0.12.9
 llama-index-agent-openai==0.2.3
 llama-index-cli==0.1.12
 llama-index-core==0.10.38