chore(deps-dev): bump @types/html-webpack-plugin from 3.2.6 to 3.2.9

Bumps [@types/html-webpack-plugin](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/html-webpack-plugin) from 3.2.6 to 3.2.9.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/html-webpack-plugin)

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

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

Author: dependabot[bot]

yarn.lock

@@ -826,9 +826,9 @@
     "@types/uglify-js" "*"
 
 "@types/html-webpack-plugin@^3.2.3":
-  version "3.2.6"
-  resolved "https://registry.yarnpkg.com/@types/html-webpack-plugin/-/html-webpack-plugin-3.2.6.tgz#07951aaf0fa260dbf626f9644f1d13106d537625"
-  integrity sha512-U8uJSvlf9lwrKG6sKFnMhqY4qJw2QXad+PHlX9sqEXVUMilVt96aVvFde73tzsdXD+QH9JS6kEytuGO2JcYZog==
+  version "3.2.9"
+  resolved "https://registry.yarnpkg.com/@types/html-webpack-plugin/-/html-webpack-plugin-3.2.9.tgz#9c94e8f4af5066d845b170245ec0f7bf3bda8188"
+  integrity sha512-puFExKcpqjZ27RYnRcsPLPXY+6tnBpyqVrJdLOx1NwiwCdqhyzLui8K2WVQTTUsR+0hhb2Y02Cjsdj540FlgZw==
   dependencies:
     "@types/html-minifier" "*"
     "@types/tapable" "^1"