Remove Visual Studio for Mac (#1578)

Author: mio-19

README.md

@@ -302,7 +302,6 @@ Any comments, suggestions? [Let us know!](https://github.com/jaywcjlove/awesome-
 * [NetBeans IDE](https://netbeans.org/) - Free, open-source IDE for Java and other languages. [![OSS][OSS Icon]](https://github.com/apache/netbeans) ![Freeware][Freeware Icon]
 * [Nova](https://nova.app/) - Beautiful, fast, flexible Mac code editor from [Panic](https://panic.com/).
 * [Visual Studio Code](https://code.visualstudio.com/) - Microsoft's free & open-source editor, TypeScript friendly, [VSCode Plugins](editor-plugin.md#vscode-plugin). [![Open-Source Software][OSS Icon]](https://github.com/Microsoft/vscode) ![Freeware][Freeware Icon] [![Awesome List][awesome-list Icon]](https://github.com/viatsko/awesome-vscode#readme)
-* [Xamarin Studio](https://www.visualstudio.com/vs/visual-studio-mac/) - Free cross-platform C# IDE for iOS, Android, and .Net. [![OSS][OSS Icon]](https://github.com/mono/monodevelop) ![Freeware][Freeware Icon] [![Awesome List][awesome-list Icon]](https://github.com/benoitjadinon/awesome-xamarin#readme)
 * [Xcode](https://developer.apple.com/xcode/) - Essential IDE for iOS/macOS development. [![App Store][app-store Icon]](https://itunes.apple.com/app/id497799835)
 * [Zed](https://zed.dev/) - A high-performance, multiplayer code editor from the creators of Atom and Tree-sitter. [![Open-Source Software][OSS Icon]](https://github.com/zed-industries/zed) ![Freeware][Freeware Icon]
 * [Spyder](https://www.spyder-ide.org/) - Powerful scientific environment written in Python, for Python.