moved warmup to metal

[nostojicTT]

Purpose

Move the parameter creation of decode warmup to metal side for the needs of metal e2e and demo tests of the warmup method.

tt-metal PR - tenstorrent/tt-metal#37447

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• The purpose of the PR, such as "Fix some issue (link existing issues this PR will resolve)".
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[bgoelTT]

Ah I see the logging was moved Generator-side 👍

[skhorasganiTT]

lgtm assuming no new vllm nightly ci failures