Bump @rollup/plugin-html from 1.0.3 to 1.0.4 (#426)

Bumps [@rollup/plugin-html](https://github.com/rollup/plugins/tree/HEAD/packages/html) from 1.0.3 to 1.0.4.
- [Changelog](https://github.com/rollup/plugins/blob/master/packages/html/CHANGELOG.md)
- [Commits](https://github.com/rollup/plugins/commits/html-v1.0.4/packages/html)

---
updated-dependencies:
- dependency-name: "@rollup/plugin-html"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -11,7 +11,7 @@
     "@fullhuman/postcss-purgecss": "^5.0.0",
     "@mdi/js": "^7.4.47",
     "@rollup/plugin-commonjs": "^25.0.7",
-    "@rollup/plugin-html": "^1.0.3",
+    "@rollup/plugin-html": "^1.0.4",
     "@rollup/plugin-node-resolve": "^15.3.0",
     "@rollup/plugin-terser": "^0.4.4",
     "bulma": "^0.9.4",