Bump html-webpack-plugin from 3.2.0 to 4.3.0

Bumps [html-webpack-plugin](https://github.com/jantimon/html-webpack-plugin) from 3.2.0 to 4.3.0.
- [Release notes](https://github.com/jantimon/html-webpack-plugin/releases)
- [Changelog](https://github.com/jantimon/html-webpack-plugin/blob/master/CHANGELOG.md)
- [Commits](jantimon/html-webpack-plugin@v3.2.0...v4.3.0)

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

Author: dependabot-preview[bot]

package.json

@@ -57,7 +57,7 @@
     "file-loader": "6.0.0",
     "gh-pages": "2.0.1",
     "html-loader": "1.1.0",
-    "html-webpack-plugin": "3.2.0",
+    "html-webpack-plugin": "4.3.0",
     "jest": "26.0.1",
     "jest-cli": "26.0.1",
     "mini-css-extract-plugin": "0.5.0",