Bump langchain-openai from 0.1.23 to 0.1.25

Bumps [langchain-openai](https://github.com/langchain-ai/langchain) from 0.1.23 to 0.1.25.
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](langchain-ai/langchain@langchain-openai==0.1.23...langchain-openai==0.1.25)

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

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

requirements.txt

@@ -5,7 +5,7 @@ azure-cosmos==4.7.0
 plotly==5.24.1
 pandas==2.2.2
 langchain==0.2.16
-langchain-openai==0.1.23
+langchain-openai==0.1.25
 langchain-community==0.2.12
 azure-search-documents==11.5.1
 azure-identity==1.17.1