⬆️ Bump activestorage from 8.1.3 to 8.1.3.1 (#4696)

Bumps [activestorage](https://github.com/rails/rails) from 8.1.3 to 8.1.3.1.
- [Release notes](https://github.com/rails/rails/releases)
- [Changelog](https://github.com/rails/rails/blob/v8.1.3.1/activestorage/CHANGELOG.md)
- [Commits](rails/rails@v8.1.3...v8.1.3.1)

---
updated-dependencies:
- dependency-name: activestorage
  dependency-version: 8.1.3.1
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]