Bump mdast-zone from 3.0.4 to 4.0.0 (#5997)

Bumps [mdast-zone](https://github.com/syntax-tree/mdast-zone) from 3.0.4 to 4.0.0.
- [Release notes](https://github.com/syntax-tree/mdast-zone/releases)
- [Commits](https://github.com/syntax-tree/mdast-zone/compare/3.0.4...4.0.0)

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

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

package.json

@@ -153,7 +153,7 @@
     "mdast-util-compact": "^1.0.1",
     "mdast-util-heading-range": "^2.1.0",
     "mdast-util-toc": "^5.0.3",
-    "mdast-zone": "^3.0.1",
+    "mdast-zone": "^4.0.0",
     "mini-css-extract-plugin": "^0.10.0",
     "nconf": "^0.10.0",
     "ng-packagr": "^10.0.0",