fix bug #2442

[itaa]

langchain-openai is not compatible with parameter Settings in ollama, such as num_ctx. Therefore, you need to create model instances using langchain-ollama

What this PR does / why we need it?

fix bug #2442

Summary of your change

1. pyproject.toml add langchain-ollama = "0.1.3"
2. apps/setting/models_provider/impl/ollama_model_provider/model/llm.py
   using langchain_ollama.chat_models ChatOllama and fit langchain-ollama parameter

Please indicate you've done the following:

• [✅] Made sure tests are passing and test coverage is added if needed.
• [✅] Made sure commit message follow the rule of Conventional Commits specification.
• [✅] Considered the docs impact and opened a new docs issue or PR with docs changes if needed.

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