Add support for GGUF Phi-3 (#31844)
* Update docs for GGUF supported models
* Add tensor mappings and define class GGUFPhi3Converter
* Fix tokenizer
* Working version
* Attempt to fix some CI failures
* Run ruff format
* Add vocab, merges, decoder methods like LlamaConverter
* Resolve conflicts since Qwen2Moe was added to gguf
- I missed one place when resolving conflict
- I also made a mistake with tests_ggml.py and now has been fixed to reflect
its master version.