llama : remove n_threads from llama_decode_internal (#3614)
This commit removes `n_threads` from the `llama_decode_internal`
functions doc comment as it does not exist anymore.
It looks like this parameter was removed in
Commit 16bc66d9479edd5ee12ec734973554d4493c5dfa ("llama.cpp : split
llama_context_params into model and context params").
Signed-off-by: Daniel Bevenius <daniel.bevenius@gmail.com>
