Bump langchain-openai from 0.3.24 to 0.3.27 (#5114)

Bumps [langchain-openai](https://github.com/langchain-ai/langchain) from 0.3.24 to 0.3.27.
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](langchain-ai/langchain@langchain-openai==0.3.24...langchain-openai==0.3.27)

---
updated-dependencies:
- dependency-name: langchain-openai
  dependency-version: 0.3.27
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -7,7 +7,7 @@ langchain-anthropic==0.3.15
 langchain-community==0.3.25
 langchain-google-genai==2.1.5
 langchain-mistralai==0.2.10
-langchain-openai==0.3.24
+langchain-openai==0.3.27
 libmozdata==0.2.10
 llama-cpp-python==0.3.9
 lmdb==1.6.2