[community] add more data types support to `ipex-llm` llm integration (#12635)

docs/docs/examples/llm/ipex_llm.ipynb

...dex-integrations/llms/llama-index-llms-ipex-llm/README.md

...ntegrations/llms/llama-index-llms-ipex-llm/examples/BUILD

...rations/llms/llama-index-llms-ipex-llm/examples/README.md

...llms/llama-index-llms-ipex-llm/examples/more_data_type.py

...ama-index-llms-ipex-llm/llama_index/llms/ipex_llm/base.py

...ntegrations/llms/llama-index-llms-ipex-llm/pyproject.toml