Bump jsdom from 26.1.0 to 27.0.0

Bumps [jsdom](https://github.com/jsdom/jsdom) from 26.1.0 to 27.0.0.
- [Release notes](https://github.com/jsdom/jsdom/releases)
- [Changelog](https://github.com/jsdom/jsdom/blob/main/Changelog.md)
- [Commits](jsdom/jsdom@26.1.0...27.0.0)

---
updated-dependencies:
- dependency-name: jsdom
  dependency-version: 27.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package.json

@@ -34,7 +34,7 @@
     "serve-handler": "6.1.6"
   },
   "dependencies": {
-    "jsdom": "26.1.0",
+    "jsdom": "27.0.0",
     "@sitespeed.io/plugin": "1.0.0"
   },
   "scripts": {