chore(deps): bump langchain-experimental from 0.0.45 to 0.0.47

Bumps [langchain-experimental](https://github.com/langchain-ai/langchain) from 0.0.45 to 0.0.47.
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](https://github.com/langchain-ai/langchain/commits)

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

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

Author: dependabot[bot]

requirements.txt

@@ -26,7 +26,7 @@ python-dotenv==1.0.0
 python-decouple==3.8
 langchain==0.0.351
 langchainhub==0.1.14
-langchain-experimental==0.0.45
+langchain-experimental==0.0.47
 openai==1.5.0
 pinecone-client==2.2.4
 pinecone-text==0.7.1