fix badge

Author: idleberg

README.md

@@ -2,7 +2,7 @@
 
 > Gulp plugin to validate XML.
 
-[![License](https://img.shields.io/npm/l/gulp-xml-validator?style=for-the-badge)](https://github.com/idleberg/gulp-xml-validator/blob/main/README.md)
+[![License](https://img.shields.io/npm/l/gulp-xml-validator?style=for-the-badge)](https://github.com/idleberg/gulp-xml-validator/blob/main/LICENSE)
 [![Version](https://img.shields.io/github/v/release/idleberg/gulp-xml-validator?style=for-the-badge)](https://github.com/idleberg/gulp-xml-validator/releases)
 [![Build](https://img.shields.io/github/actions/workflow/status/idleberg/gulp-xml-validator/default.yml?style=for-the-badge)](https://github.com/idleberg/gulp-xml-validator/actions)