webpack: Improve comment on HtmlWebpackPlugin
webpack: Improve comment on HtmlWebpackPlugin

vector-im/vector-web,vector-im/vector-web,vector-im/vector-web,martindale/vector,vector-im/riot-web,vector-im/vector-web,vector-im/riot-web,vector-im/riot-web,martindale/vector,vector-im/riot-web,vector-im/riot-web,vector-im/riot-web,vector-im/vector-web