Update README.md

final review maven badge

Author: Papakai

README.md

@@ -1,8 +1,6 @@
 # java-sdk
 
-![Maven Central](https://img.shields.io/maven-central/v/net.hexonet.apiconnector/java-sdk.svg)
 ![Maven metadata URI](https://img.shields.io/maven-metadata/v/http/central.maven.org/maven2/net/hexonet/apiconnector/java-sdk/maven-metadata.xml.svg)
-
 [![Release](https://jitpack.io/v/hexonet/java-sdk.svg)](https://jitpack.io/#hexonet/java-sdk)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 [![contributions welcome](https://img.shields.io/badge/contributions-welcome-brightgreen.svg)](https://github.com/hexonet/java-sdk/issues)