Update html-webpack-plugin.md (#2633)

Author: userkang

src/content/plugins/html-webpack-plugin.md

@@ -55,7 +55,7 @@ If you have multiple webpack entry points, they will all be included with `scrip
 tags in the generated HTML.
 
 If you have any CSS assets in webpack's output (for example, CSS extracted
-with the [ExtractTextPlugin](/plugins/extract-text-webpack-plugin))
+with the [MiniCssExtractPlugin](/plugins/mini-css-extract-plugin/))
 then these will be included with `<link>` tags in the HTML head.