Correct badge link

Author: martinpaljak

README.md

@@ -7,7 +7,7 @@ Have a consistent and concise build declaration for JavaCard applets, no matter
 [![Latest release](https://img.shields.io/github/release/martinpaljak/ant-javacard.svg)](https://github.com/martinpaljak/ant-javacard/releases/latest)
  [![Maven version](https://img.shields.io/maven-metadata/v?label=maven&metadataUrl=https%3A%2F%2Fmvn.javacard.pro%2Fmaven%2Fcom%2Fgithub%2Fmartinpaljak%2Fant-javacard%2Fmaven-metadata.xml)](https://gist.github.com/martinpaljak/c77d11d671260e24eef6c39123345cae)
  [![MIT licensed](https://img.shields.io/badge/license-MIT-blue.svg)](https://github.com/martinpaljak/ant-javacard/blob/master/LICENSE)
- [![Build Status](https://github.com/martinpaljak/ant-javacard/workflows/robot.yml/badge.svg)](https://github.com/martinpaljak/ant-javacard/actions)
+ [![Build status](https://github.com/martinpaljak/ant-javacard/actions/workflows/robot.yml/badge.svg?branch=master)](https://github.com/martinpaljak/ant-javacard/actions)
  [![Made in Estonia](https://img.shields.io/badge/Made_in-Estonia-0072CE)](https://estonia.ee)
 
 ## Features