Try something different and pray it works

Dockerfile

@@ -3,7 +3,8 @@ MAINTAINER Goudham Suresh
 
 RUN apt-get update && apt-get install -y \
     gpg \
-    xvfb
+    xvfb \
+    libxrender1:i386 libxtst6:i386 libxi6:i386
 RUN export MAVEN_OPTS="-Djava.awt.headless=true"
 RUN /usr/bin/Xvfb :99 &
 RUN export DISPLAY=:99

Jenkinsfile

@@ -32,7 +32,7 @@ pipeline {
         stage("Test") {
             steps {
                 wrap([$class: 'Xvfb']) {
-                    sh "mvn test"
+                    sh "mvn test -Djava.awt.headless=true"
                 }
             }
             post {