Improve badges.

README.adoc

@@ -4,8 +4,9 @@
 
 image:https://img.shields.io/jenkins/plugin/v/popper-api.svg?label=latest%20version[Jenkins Plugin, link=https://plugins.jenkins.io/popper-api]
 image:https://img.shields.io/badge/Jenkins-2.204.4-green.svg?label=min.%20Jenkins[Jenkins Version, link=https://jenkins.io/download/lts]
-image:https://img.shields.io/badge/jdk-8-yellow.svg?label=min.%20JDK[JDK8]
-image:https://img.shields.io/badge/license-MIT-yellow.svg[License: MIT, link=https://opensource.org/licenses/MIT]
+image:https://ci.jenkins.io/job/Plugins/job/popper-api-plugin/job/master/badge/icon?subject=Jenkins%20CI[Jenkins, link=https://ci.jenkins.io/job/Plugins/job/popper-api-plugin/job/master/]
+image:https://github.com/jenkinsci/popper-api-plugin/workflows/GitHub%20CI/badge.svg?branch=master[GitHub Actions, link=https://github.com/jenkinsci/popper-api-plugin/actions]
+image:https://img.shields.io/github/issues-pr/jenkinsci/popper-api-plugin.svg[GitHub pull requests, link=https://github.com/jenkinsci/popper-api-plugin/pulls]
 
 Provides https://popper.js.org[Popper.js] for Jenkins Plugins. Popper can
 easily position tooltips, popovers or anything else with just a line of code.
@@ -32,6 +33,3 @@ Then you can use Popper.js in your jelly files using the following snippet:
 <st:adjunct includes="io.jenkins.plugins.popper"/>
 ----
 
-image:https://ci.jenkins.io/job/Plugins/job/popper-api-plugin/job/master/badge/icon?subject=Jenkins%20CI[Jenkins, link=https://ci.jenkins.io/job/Plugins/job/popper-api-plugin/job/master/]
-image:https://github.com/jenkinsci/popper-api-plugin/workflows/GitHub%20CI/badge.svg?branch=master[GitHub Actions, link=https://github.com/jenkinsci/popper-api-plugin/actions]
-image:https://img.shields.io/github/issues-pr/jenkinsci/popper-api-plugin.svg[GitHub pull requests, link=https://github.com/jenkinsci/popper-api-plugin/pulls]