Ban JUnit 4 imports (#191)

Author: strangelookingnerd

pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.jenkins-ci.plugins</groupId>
         <artifactId>plugin</artifactId>
-        <version>5.9</version>
+        <version>5.22</version>
         <relativePath />
     </parent>
 
@@ -53,6 +53,7 @@
         <jenkins.version>${jenkins.baseline}.3</jenkins.version>
         <checkstyle.version>12.0.1</checkstyle.version>
         <assertj.version>3.27.3</assertj.version>
+		<ban-junit4-imports.skip>false</ban-junit4-imports.skip>
     </properties>
 
     <dependencyManagement>