deps(dev): bump aegir from 41.3.5 to 42.1.0

Bumps [aegir](https://github.com/ipfs/aegir) from 41.3.5 to 42.1.0.
- [Release notes](https://github.com/ipfs/aegir/releases)
- [Changelog](https://github.com/ipfs/aegir/blob/master/CHANGELOG.md)
- [Commits](ipfs/aegir@v41.3.5...v42.1.0)

---
updated-dependencies:
- dependency-name: aegir
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -166,6 +166,6 @@
  },
  "devDependencies": {
  "@ipld/garbage": "^6.0.0",
- "aegir": "^41.0.0"
+ "aegir": "^42.1.0"
  }
 }