Update license in readme

Author: dnllowe

README.md

@@ -112,4 +112,4 @@ For example:
 React Code Creator relies on regex patterns to track and modify some generated files. Avoid changing the config parameters (such as file casing patterns, directories, or enabling/disabling typescript) to avoid errors related to locating previously generated files.
 
 ## License
-You may use React Code Creator under the [GPLv3 license](https://github.com/dnllowe/react-code-creator/blob/master/LICENSE)
+You may use React Code Creator under the [MIT license](https://github.com/dnllowe/react-code-creator/blob/master/LICENSE)