build(deps): bump llama-index-llms-openai from 0.2.0 to 0.7.10

Bumps llama-index-llms-openai from 0.2.0 to 0.7.10.

---
updated-dependencies:
- dependency-name: llama-index-llms-openai
  dependency-version: 0.7.10
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements-rag.txt

@@ -3,7 +3,7 @@ uvicorn[standard]==0.52.3
 httpx==0.28.1
 llama-index==0.14.23
 llama-index-embeddings-openai==0.6.0
-llama-index-llms-openai==0.2.0
+llama-index-llms-openai==0.7.10
 llama-index-vector-stores-chroma==0.5.5
 chromadb==1.5.9
 pydantic==2.13.4