Bump hast-util-to-string from 2.0.0 to 3.0.0

Bumps [hast-util-to-string](https://github.com/rehypejs/rehype-minify) from 2.0.0 to 3.0.0.
- [Release notes](https://github.com/rehypejs/rehype-minify/releases)
- [Changelog](https://github.com/rehypejs/rehype-minify/blob/main/changelog.md)
- [Commits](rehypejs/rehype-minify@2.0.0...3.0.0)

---
updated-dependencies:
- dependency-name: hast-util-to-string
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -258,7 +258,7 @@
     "got": "^13.0.0",
     "gray-matter": "^4.0.3",
     "hast-util-from-parse5": "^8.0.1",
-    "hast-util-to-string": "^2.0.0",
+    "hast-util-to-string": "^3.0.0",
     "hastscript": "^9.0.0",
     "helmet": "^7.1.0",
     "highlight.js": "11.9.0",