build(deps-dev): bump conventional-changelog-metahub from 3.0.0 to 4.0.0

Bumps [conventional-changelog-metahub](https://github.com/pvdlg/conventional-changelog-metahub) from 3.0.0 to 4.0.0.
- [Release notes](https://github.com/pvdlg/conventional-changelog-metahub/releases)
- [Changelog](https://github.com/pvdlg/conventional-changelog-metahub/blob/master/release-rules.js)
- [Commits](pvdlg/conventional-changelog-metahub@v3.0.0...v4.0.0)

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

package.json

@@ -34,7 +34,7 @@
     "chai": "4.2.0",
     "chai-subset": "1.6.0",
     "codecov": "3.6.1",
-    "conventional-changelog-metahub": "3.0.0",
+    "conventional-changelog-metahub": "4.0.0",
     "cz-conventional-changelog": "3.0.2",
     "mocha": "7.0.0",
     "nyc": "15.0.0",