Add support for qwen3-vl:4b

[justanotherbug]

https://huggingface.co/Qwen/Qwen3-VL-4B-Instruct

Another tagger to add would be support for pixai-tagger-v0.9
https://huggingface.co/deepghs/pixai-tagger-v0.9-onnx

[justanotherbug]

qwen2.5-vl:7b works for lower end systems.