Feature Request: support embedding stella_en_400M and stella_en_400M.gguf conversion

[raymond-infinitecode]

Prerequisites

• [X] I am running the latest code. Mention the version if possible as well.
• [X] I carefully followed the README.md.
• [X] I searched using keywords relevant to my issue to make sure that I am creating a new issue that is not already open (or closed).
• [X] I reviewed the Discussions, and have a new and useful enhancement to share.

Feature Description

Need help supporting stella_en_400M, observed that we have embedding model https://ollama.com/Losspost/stella_en_1.5b_v5

but there I couldn't convert stella_en_400M myself

Model Download: https://hf.rst.im/dunzhang/stella_en_400M_v5

D:\llama.cpp>python convert_hf_to_gguf.py d:/llama.cpp/stella_en_400M_v5 --outfile stella_en_400M.gguf --outtype q8_0 INFO:hf-to-gguf:Loading model: stella_en_400M_v5 ERROR:hf-to-gguf:Model NewModel is not supported

Motivation

To have better embedding model

Possible Implementation

No response

[0xDEADFED5]

related models, i believe:

https://huggingface.co/Alibaba-NLP/gte-large-en-v1.5 https://huggingface.co/Alibaba-NLP/gte-base-en-v1.5