Bump html-validate from 8.20.0 to 8.20.1

Bumps [html-validate](https://gitlab.com/html-validate/html-validate) from 8.20.0 to 8.20.1.
- [Release notes](https://gitlab.com/html-validate/html-validate/tags)
- [Commits](https://gitlab.com/html-validate/html-validate/compare/v8.20.0...v8.20.1)

---
updated-dependencies:
- dependency-name: html-validate
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -8,7 +8,7 @@
   },
   "devDependencies": {
     "clean-css-cli": "^5.6.3",
-    "html-validate": "^8.20.0",
+    "html-validate": "^8.20.1",
     "npm-run-all": "^4.1.5",
     "replace-in-file": "^7.2.0",
     "terser": "^5.31.1",