Update README.MD

Author: andrei-punko

README.MD

@@ -3,7 +3,7 @@
 
 [![Java CI with Gradle](https://github.com/andrei-punko/build-src-utils/actions/workflows/gradle.yml/badge.svg)](https://github.com/andrei-punko/build-src-utils/actions/workflows/gradle.yml)
 
-Externalization of build by put dependencies and plugins into separate Git repository
+Externalization of build configuration by put dependencies and plugins common params into separate Git repository and reuse it after that without writing repeatable code
 
 See example of usage [here](https://github.com/andrei-punko/composite-build-usage-example)