fix: do not pass temperature in doc extraction (backport #77)

[mergify]

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This is an automatic backport of pull request #77 done by [Mergify](https://mergify.com).

[greptile-apps]

Confidence Score: 5/5

The change looks mergeable, with a non-blocking consistency concern for models that accept low temperatures.

• GPT-5.x requests no longer receive the rejected temperature value.
• Other providers now use their sampling defaults, which can make structured extraction less consistent.

ask_alyf/ask_alyf/tools.py

_{Reviews (1): Last reviewed commit: "fix: do not pass temperature in doc extr..." | Re-trigger Greptile}