Bump langchain-text-splitters in /Oracle-23ai-RAG-Chatbot

Bumps [langchain-text-splitters](https://github.com/langchain-ai/langchain) from 0.0.1 to 0.3.9.
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](langchain-ai/langchain@v0.0.1...langchain-text-splitters==0.3.9)

---
updated-dependencies:
- dependency-name: langchain-text-splitters
  dependency-version: 0.3.9
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Oracle-23ai-RAG-Chatbot/requirements.txt

@@ -88,7 +88,7 @@ kiwisolver==1.4.5
 langchain
 langchain-community
 langchain-core
-langchain-text-splitters==0.0.1
+langchain-text-splitters==0.3.9
 langsmith==0.1.25
 llama-index
 llama-index-agent-openai==0.1.5