update rag cli docs location (#10254)

docs/community/full_stack_projects.md

docs/conf.py

docs/index.rst

docs/module_guides/loading/ingestion_pipeline/root.md

docs/module_guides/querying/pipeline/root.md

...anding/putting_it_all_together/putting_it_all_together.md

docs/use_cases/q_and_a/rag_cli.md

docs/use_cases/q_and_a/root.md