[deps] Update sphinxawesome-theme requirement from ~=5.2.0 to ~=5.3.1

[dependabot[bot]]

Updates the requirements on sphinxawesome-theme to permit the latest version.

Release notes

Sourced from sphinxawesome-theme's releases.

5.3.1

Bug Fixes

• scrolltop button (#2012) #2012 (Kai Welke)

Commits

• beebf4b fix: scrolltop button (#2012)
• 12a42cd chore: bump version
• 84fa048 chore: support sphinx 8 (#2011)
• cece2b9 chore(deps): Bump virtualenv from 20.26.4 to 20.26.6 (#2006)
• 5e55a12 chore(deps): Bump trove-classifiers from 2024.7.2 to 2024.9.12 (#2007)
• b388e51 chore(deps-dev): Bump ruff from 0.6.3 to 0.6.8 (#2008)
• 6aa88a1 chore(deps): Bump filelock from 3.15.4 to 3.16.1 (#2009)
• 54aea1c chore(deps): Bump importlib-metadata from 8.4.0 to 8.5.0 (#2002)
• a4b56e4 chore(deps): Bump platformdirs from 4.3.3 to 4.3.6 (#2003)
• 126d907 chore(deps): Bump keyring from 25.3.0 to 25.4.1 (#2004)
• Additional commits viewable in compare view

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[dependabot[bot]]

A newer version of sphinxawesome-theme exists, but since this PR has been edited by someone other than Dependabot I haven't updated it. You'll get a PR for the updated version as normal once this PR is merged.

[nemesifier]

@dependabot recreate