updated intro

Former-commit-id: 0a78a8d2e36702fb160ff71d7928b0c00aea69eb

README.MD

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 # SingleFile
-SingleFile is a Web Extension (and a CLI tool) compatible with Chrome, Firefox (Desktop and Mobile), Microsoft (Chromium-based) Edge, Vivaldi, Brave, Waterfox, Yandex browser, and Opera. It helps you to save a complete web page into a single HTML file.
+SingleFile is a Web Extension (and a CLI tool) compatible with Chrome, Firefox (Desktop and Mobile), Microsoft Edge, Vivaldi, Brave, Waterfox, Yandex browser, and Opera. It helps you to save a complete web page into a single HTML file.
 
 ## Table of Contents
  - [Demo](#demo)