fix: upgrade Furo to 2025.12.19 to fix right panel highlight offset (#7019)

[rafaumeu]

Closing in favor of #9074 which has a clean commit history (only the actual fix commit, no merge commits or upstream commits).

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[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro

Run ID: 73f9b93a-1bfa-490a-bad6-f827e766f937

📥 Commits

Reviewing files that changed from the base of the PR and between 940b724 and af809e9.

⛔ Files ignored due to path filters (1)

• Pipfile.lock is excluded by !**/*.lock

📒 Files selected for processing (2)

• Pipfile
• source/product-overview/common-esr-support-rst.rst

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📝 Walkthrough

Walkthrough

Bumps the furo Sphinx theme dev dependency in Pipfile from ==2024.8.6 to ==2025.12.19. Additionally, adds :orphan: and :nosearch: Sphinx directives to source/product-overview/common-esr-support-rst.rst to exclude that page from toctree navigation and search indexing.

Changes

Furo Dependency Upgrade

Layer / File(s)	Summary
Bump furo dev dependency Pipfile	Updates the furo version pin in dev-packages from ==2024.8.6 to ==2025.12.19.

RST Orphan and Nosearch Directives

Layer / File(s)	Summary
Add :orphan: and :nosearch: to ESR support page source/product-overview/common-esr-support-rst.rst	Prepends :orphan: and :nosearch: directives at the top of the file, removing it from toctree navigation and search indexing.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The pull request title clearly summarizes the main change: upgrading Furo to fix a specific right panel highlight offset issue.
Description check	✅ Passed	The description is related to the changeset, providing context about the Furo upgrade, root cause of the highlight offset issue, and the fix included in the new version.
Linked Issues check	✅ Passed	The pull request successfully addresses all requirements from issue #7019 by upgrading Furo to version 2025.12.19, which includes the fix for the right panel highlight offset issue caused by sticky elements.
Out of Scope Changes check	✅ Passed	The changes to Pipfile and the RST documentation file (adding orphan/nosearch directives) are both within scope of the Furo upgrade and documentation maintenance.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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[Combs7th]

@rafaumeu - Thank you for your contribution! Is there a dev you recommend we tag for the technical review on this one?

[esethna]

@Combs7th I don't think this needs dev review, just thorough testing in the preview to ensure there are no regressions with the rhs table of contents and linking to sections

[esethna]

@rafaumeu this change looks unintended as it's covered in your other PR

[rafaumeu]

Replaced by #9074 with a clean commit history — only the actual fix commit, no merge commits or upstream commits mixed in.