Update README.md

README.md

@@ -1,10 +1,12 @@
 gradle-git-scm-plugin
 =====================
-![Support Status](https://img.shields.io/badge/nebula-active-green.svg)
+![Support Status](https://img.shields.io/badge/nebula-unsupported-red.svg)
 [![Gradle Plugin Portal](https://img.shields.io/maven-metadata/v/https/plugins.gradle.org/m2/com.netflix.nebula/gradle-git-scm-plugin/maven-metadata.xml.svg?label=gradlePluginPortal)](https://plugins.gradle.org/plugin/nebula.git-scm)
 [![Maven Central](https://img.shields.io/maven-central/v/com.netflix.nebula/gradle-git-scm-plugin)](https://maven-badges.herokuapp.com/maven-central/com.netflix.nebula/gradle-git-scm-plugin)
 ![Build](https://github.com/nebula-plugins/gradle-git-scm-plugin/actions/workflows/nebula.yml/badge.svg)
 [![Apache 2.0](https://img.shields.io/github/license/nebula-plugins/gradle-git-scm-plugin.svg)](http://www.apache.org/licenses/LICENSE-2.0)
 
+***This plugin is no longer supported.***
+
 
 Git implementation of gradle-scm-plugin