refactor(sagemaker): Drop instructor usage.

[daavoo]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 33.33333% with 2 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
src/any_llm/providers/sagemaker/sagemaker.py	33.33%	2 Missing ⚠️

Files with missing lines	Coverage Δ
src/any_llm/providers/sagemaker/sagemaker.py	41.59% <33.33%> (+0.64%)	⬆️

... and 29 files with indirect coverage changes

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