Consolidates `black` in `pre-commit` (#8694)

.pre-commit-config.yaml

Makefile

README.md

docs/community/integrations/graphsignal.md

docs/community/integrations/guidance.md

docs/community/integrations/lmformatenforcer.md

docs/community/integrations/using_with_langchain.md

docs/community/integrations/vector_stores.md

docs/getting_started/customization.rst

docs/module_guides/deploying/agents/tools/usage_pattern.md

docs/module_guides/deploying/agents/usage_pattern.md

docs/module_guides/deploying/chat_engines/usage_pattern.md

docs/module_guides/deploying/query_engine/usage_pattern.md

docs/module_guides/evaluating/usage_pattern.md

docs/module_guides/evaluating/usage_pattern_retrieval.md

docs/module_guides/indexing/composability.md

docs/module_guides/indexing/document_management.md

...ule_guides/loading/documents_and_nodes/usage_documents.md

...s/loading/documents_and_nodes/usage_metadata_extractor.md

.../module_guides/loading/documents_and_nodes/usage_nodes.md