Update README badge alt text

Author: razor-x

README.md

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 # Vim Configuration
 
-[![Release](https://img.shields.io/github/release/rxrc/vimrc.svg)](https://github.com/rxrc/vimrc/releases)
-[![MIT License](http://img.shields.io/github/license/rxrc/vimrc.svg)](./LICENSE.txt)
+[![Github Releases](https://img.shields.io/github/release/rxrc/vimrc.svg)](https://github.com/rxrc/vimrc/releases)
+[![GitHub license](http://img.shields.io/github/license/rxrc/vimrc.svg)](./LICENSE.txt)
 
 My complete Vim configuration as a Vim plugin.