chore: bump rewire from 5.0.0 to 6.0.0 (hexojs#266)

Bumps [rewire](https://github.com/jhnns/rewire) from 5.0.0 to 6.0.0.
- [Release notes](https://github.com/jhnns/rewire/releases)
- [Changelog](https://github.com/jhnns/rewire/blob/master/CHANGELOG.md)
- [Commits](jhnns/rewire@v5.0.0...v6.0.0)

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

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

package.json

@@ -40,7 +40,7 @@
     "html-tag-validator": "^1.5.0",
     "mocha": "^9.0.3",
     "nyc": "^15.0.0",
-    "rewire": "^5.0.0"
+    "rewire": "^6.0.0"
   },
   "dependencies": {
     "bluebird": "^3.5.2",