Bump @11ty/eleventy from 2.0.1 to 3.1.2 (#148)

Bumps [@11ty/eleventy](https://github.com/11ty/eleventy) from 2.0.1 to 3.1.2.
- [Release notes](https://github.com/11ty/eleventy/releases)
- [Changelog](https://github.com/11ty/eleventy/blob/main/docs/release-instructions.md)
- [Commits](11ty/eleventy@v2.0.1...v3.1.2)

---
updated-dependencies:
- dependency-name: "@11ty/eleventy"
  dependency-version: 3.1.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]