* Updated binaries to llama.cpp `3ab8b3a92ede46df88bc5a2dfca3777de4a2b2b6` (build run: https://github.com/SciSharp/LLamaSharp/actions/runs/8118890586)

* Added abort callback

* Added properties to get/set thread count on `LLamaContext`

* Fixed LLamaLogLevel numbering

- Wrapped some native functions which take (pointer, length) in function which take a `span` instead.

- Rewritten `LLamaFtype` parsing to support any substring which uniquely matches a single enum variant