Junit 5 migration

Author: jonesbusy

pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>org.jenkins-ci.plugins</groupId>
     <artifactId>plugin</artifactId>
-    <version>5.19</version>
+    <version>5.22</version>
     <relativePath />
   </parent>
   <groupId>io.jenkins.plugins</groupId>
@@ -33,6 +33,7 @@
     <jenkins.version>${jenkins.baseline}.3</jenkins.version>
     <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
     <spotless.check.skip>false</spotless.check.skip>
+    <ban-junit4-imports.skip>false</ban-junit4-imports.skip>
   </properties>
 
   <dependencyManagement>

src/test/java/io/jenkins/plugins/SmokeTest.java

@@ -1,7 +1,7 @@
 package io.jenkins.plugins;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.Arrays;
 import org.json.JSONArray;