chore(model gallery): add qwen2.5-omni-7b

[mudler]

Description

This PR adds qwen 2.5 omni, with both image and audio input support.

Audio example:

curl http://localhost:8080/v1/chat/completions -H "Content-Type: application/json" -d '{               
   "model": "qwen-omni",                                                                                                                                                                                           
   "messages": [{"role": "user", "content": [{"type":"text", "text": "What is this audio?"}, {"type": "audio_url", "audio_url": {"url": "https://upload.wikimedia.org/wikipedia/commons/3/3d/Alcal%C3%A1_de_Henares
_%28RPS_13-04-2024%29_canto_de_ruise%C3%B1or_%28Luscinia_megarhynchos%29_en_el_Soto_del_Henares.wav" }}], "temperature": 0.9}]}'                                                                                   
{"created":1748447622,"object":"chat.completion","id":"7060102d-4293-473f-a0fe-ac5eea86bec8","model":"qwen-omni","choices":[{"index":0,"finish_reason":"stop","message":{"role":"assistant","content":"The audio fe
atures the chirping and tweeting of birds."}}],"usage":{"prompt_tokens":765,"completion_tokens":12,"total_tokens":777}}      

Notes for Reviewers

Signed commits

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