deps(dev): bump aegir from 40.0.13 to 42.1.1

Bumps [aegir](https://github.com/ipfs/aegir) from 40.0.13 to 42.1.1.
- [Release notes](https://github.com/ipfs/aegir/releases)
- [Changelog](https://github.com/ipfs/aegir/blob/master/CHANGELOG.md)
- [Commits](ipfs/aegir@v40.0.13...v42.1.1)

---
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

@@ -193,7 +193,7 @@
     "ws": "^8.4.0"
   },
   "devDependencies": {
-    "aegir": "^40.0.0",
+    "aegir": "^42.1.1",
     "delay": "^6.0.0",
     "it-all": "^3.0.1",
     "it-drain": "^3.0.1",