Bump @11ty/eleventy from 3.0.0 to 3.1.1 (#35)

Bumps [@11ty/eleventy](https://github.com/11ty/eleventy) from 3.0.0 to 3.1.1.
- [Release notes](https://github.com/11ty/eleventy/releases)
- [Changelog](https://github.com/11ty/eleventy/blob/main/docs/release-instructions.md)
- [Commits](11ty/eleventy@v3.0.0...v3.1.1)

---
updated-dependencies:
- dependency-name: "@11ty/eleventy"
  dependency-version: 3.1.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]