docs(guides): CleanWebpackPlugin | Requires a config object (#2884)

new CleanWebpackPlugin() | requires a config object than an array

Author: chalkWood

src/content/guides/development.md

@@ -36,7 +36,7 @@ __webpack.config.js__
       print: './src/print.js'
     },
     plugins: [
-      new CleanWebpackPlugin(['dist']),
+      new CleanWebpackPlugin(),
       new HtmlWebpackPlugin({
         title: 'Development'
       })
@@ -73,7 +73,7 @@ __webpack.config.js__
     },
 +   devtool: 'inline-source-map',
     plugins: [
-      new CleanWebpackPlugin(['dist']),
+      new CleanWebpackPlugin(),
       new HtmlWebpackPlugin({
         title: 'Development'
       })
@@ -214,7 +214,7 @@ __webpack.config.js__
 +     contentBase: './dist'
 +   },
     plugins: [
-      new CleanWebpackPlugin(['dist']),
+      new CleanWebpackPlugin(),
       new HtmlWebpackPlugin({
         title: 'Development'
       })
@@ -299,7 +299,7 @@ __webpack.config.js__
       contentBase: './dist'
     },
     plugins: [
-      new CleanWebpackPlugin(['dist']),
+      new CleanWebpackPlugin(),
       new HtmlWebpackPlugin({
         title: 'Output Management'
       })