Model fail to load if path contains Hebrew characters

[thewh1teagle]

Whisper.cpp fail to load model if it contains Hebrew characters in the path, happens in Rust bindings as well.

$ main.exe -m ggml-medium.bin -f single_speaker.wav
$ echo %errorlevel% // 0, success...
$ move ggml-medium.bin "ggml-medium-בדיקה.bin"
$ main.exe -m "ggml-medium-בדיקה.bin" single_speaker.wav
whisper_init_from_file_with_params_no_state: loading model from 'ggml-medium-?????.bin'
whisper_init_from_file_with_params_no_state: failed to open 'ggml-medium-?????.bin'
error: failed to initialize whisper context
echo %errorlevel% // 3, fail...

thewh1teagle/vibe#42