publish-2025dec27

What's Changed

• ⬆️ Configure dependabot to ignore Python version updates by @mmcky in #686
• Bump sphinx-tojupyter from 0.3.1 to 0.6.0 by @dependabot[bot] in #681
• Bump sphinx-exercise from 1.0.1 to 1.2.1 by @dependabot[bot] in #682
• Bump sphinx-reredirects from 1.0.0 to 1.1.0 by @dependabot[bot] in #684
• Bump sympy from 1.13.3 to 1.14.0 by @dependabot[bot] in #683
• Fix SymPy OverflowError in solow.md by using Rational by @mmcky in #687
• Add fetch-depth: 0 to checkout actions for changelog support by @mmcky in #689

Full Changelog: publish-2025dec20...publish-2025dec27