Adapt build status icon for ci.jenkins.io permissions change (#125)

Author: MarkEWaite

README.adoc

@@ -4,7 +4,7 @@
 :toclevels: 3
 :toc-title:
 
-image:https://ci.jenkins.io/job/Plugins/job/apache-httpcomponents-client-5-api-plugin/job/main/badge/icon[link="https://ci.jenkins.io/job/Plugins/job/apache-httpcomponents-client-5-api-plugin/job/main/"]
+image:https://ci.jenkins.io/buildStatus/icon?job=Plugins%2Fapache-httpcomponents-client-5-api-plugin%2Fmain[link="https://ci.jenkins.io/job/Plugins/job/apache-httpcomponents-client-5-api-plugin/job/main/"]
 image:https://github.com/jenkinsci/apache-httpcomponents-client-5-api-plugin/actions/workflows/jenkins-security-scan.yml/badge.svg[link="https://github.com/jenkinsci/apache-httpcomponents-client-5-api-plugin/actions/workflows/jenkins-security-scan.yml"]
 
 image:https://img.shields.io/jenkins/plugin/i/apache-httpcomponents-client-5-api.svg?color=blue&label=installations[link="https://stats.jenkins.io/pluginversions/apache-httpcomponents-client-5-api.html"]