Update README.md

Author: lolleko

README.md

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+![](https://img.shields.io/visual-studio-marketplace/v/typescript-to-lua.vscode-typescript-to-lua?color=g)
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 A Visual Studio Code extension that adds [TypeScriptToLua](https://typescripttolua.github.io)
 support for TypeScript using the
 [TypeScript TypeScriptToLua Language Service plugin](https://github.com/TypeScriptToLua/typescript-tstl-plugin).
 
-Marketplace link:
-https://marketplace.visualstudio.com/items?itemName=typescript-to-lua.vscode-typescript-to-lua
-
 ## Usage
 
 This extension activates automatically when project's `tsconfig.json` file has `"tstl"` key.