fix: review required deps and update lock

[dolfim-ibm]

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• title ~= ^(fix|feat|docs|style|refactor|perf|test|build|ci|chore|revert)(?:\(.+\))?(!)?:

[codecov]

Codecov Report

❌ Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
docling_mcp/tools/llama_stack/rag.py	0.00%	1 Missing ⚠️

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