Bump mdurl from 1.0.1 to 2.0.0

Bumps [mdurl](https://github.com/markdown-it/mdurl) from 1.0.1 to 2.0.0.
- [Changelog](https://github.com/markdown-it/mdurl/blob/master/CHANGELOG.md)
- [Commits](markdown-it/mdurl@1.0.1...2.0.0)

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

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

package.json

@@ -40,7 +40,7 @@
     "argparse": "^2.0.1",
     "entities": "^4.4.0",
     "linkify-it": "^4.0.1",
-    "mdurl": "^1.0.1",
+    "mdurl": "^2.0.0",
     "uc.micro": "^1.0.5"
   },
   "devDependencies": {