build(deps-dev): bump @11ty/eleventy-fetch from 4.0.1 to 5.1.2

Bumps [@11ty/eleventy-fetch](https://github.com/11ty/eleventy-fetch) from 4.0.1 to 5.1.2.
- [Release notes](https://github.com/11ty/eleventy-fetch/releases)
- [Commits](11ty/fetch@v4.0.1...v5.1.2)

---
updated-dependencies:
- dependency-name: "@11ty/eleventy-fetch"
  dependency-version: 5.1.2
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]