feat: Add num_treads to ollama along with docs

[RangerMauve]

I found that when running with ollama my computer would freeze up while doing inference. Exposing num_thread should help leave some threads to the GUI to handle user input.

[netlify[bot]]

✅ Deploy Preview for continuedev canceled.

Name	Link
🔨 Latest commit	1fac655fe86cf9fb9fbb6417d40c2d6f02cbee02
🔍 Latest deploy log	https://app.netlify.com/sites/continuedev/deploys/65cf8df777cc76000813549f

[sestinj]

@RangerMauve very nice, and thank you for adding the documentation!

[RangerMauve]

Sweet, thanks for the merge. :) Gonna test it out in my workflow this week.