Merge develop into infrahub-develop

[infrahub-github-bot-app]

Merging develop into infrahub-develop after merging pull request #1026.

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Summary by cubic

Standardizes SDK and CLI docstrings and docs for clarity and consistency, aligning with stricter linting rules. No functional changes.

• Refactors
  • Normalized docstrings across infrahub_sdk to imperative mood, added periods, and clarified Args/Returns.
  • Clarified execute_graphql return docs and convert_object_type guidance in SDK reference.
  • Polished infrahubctl help text and docs (punctuation, concise summaries).
  • Simplified content generation and test docstrings for readability.
  • Tightened lint config by removing D205/D400/D415/D420 ignores in pyproject.toml.

^{Written for commit 463c2e6. Summary will update on new commits. Review in cubic}

[cloudflare-workers-and-pages]

Deploying infrahub-sdk-python with    Cloudflare Pages

Latest commit:	463c2e6
Status:	✅  Deploy successful!
Preview URL:	https://5272aef0.infrahub-sdk-python.pages.dev
Branch Preview URL:	https://develop.infrahub-sdk-python.pages.dev

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[cubic-dev-ai]

No issues found across 54 files

_{Re-trigger cubic}