There's a very clear error message, which is preventing maven from running tests, which means no xml files for the junit plugin to parse which is the error message you saw
You need to fix the errors
21:32:07 [WARNING] Rule 4: org.apache.maven.plugins.enforcer.RequireUpperBoundDeps failed with message:
21:32:07 Failed while enforcing RequireUpperBoundDeps. The error(s) are [
21:32:07 Require upper bound dependencies error for commons-codec:commons-codec:1.9 paths to dependency are:
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.apache.httpcomponents:httpclient:4.5.2
21:32:07 +-commons-codec:commons-codec:1.9
21:32:07 and
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.jenkins-ci.main:jenkins-core:2.222.3
21:32:07 +-commons-codec:commons-codec:1.12
21:32:07 and
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.jenkins-ci.main:jenkins-core:2.222.3
21:32:07 +-commons-httpclient:commons-httpclient:3.1-jenkins-1
21:32:07 +-commons-codec:commons-codec:1.8
21:32:07 and
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.jenkins-ci.main:jenkins-core:2.222.3
21:32:07 +-org.acegisecurity:acegi-security:1.0.7
21:32:07 +-commons-codec:commons-codec:1.3
21:32:07 and
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.jenkins-ci.main:jenkins-core:2.222.3
21:32:07 +-org.kohsuke.stapler:stapler-jrebel:1.258
21:32:07 +-org.kohsuke.stapler:stapler:1.258
21:32:07 +-commons-codec:commons-codec:1.9
21:32:07 ,
21:32:07 Require upper bound dependencies error for org.slf4j:jcl-over-slf4j:1.7.25 paths to dependency are:
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.slf4j:jcl-over-slf4j:1.7.25
21:32:07 and
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.jenkins-ci.main:jenkins-core:2.222.3
21:32:07 +-org.slf4j:jcl-over-slf4j:1.7.26
21:32:07 ,
21:32:07 Require upper bound dependencies error for org.slf4j:log4j-over-slf4j:1.7.25 paths to dependency are:
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.slf4j:log4j-over-slf4j:1.7.25
21:32:07 and
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.jenkins-ci.main:jenkins-core:2.222.3
21:32:07 +-org.slf4j:log4j-over-slf4j:1.7.26
21:32:07 ,
21:32:07 Require upper bound dependencies error for org.slf4j:slf4j-jdk14:1.7.25 paths to dependency are:
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.slf4j:slf4j-jdk14:1.7.25
21:32:07 and
21:32:07 +-io.jenkins.plugins:zohosprints:1.1.2-SNAPSHOT
21:32:07 +-org.jenkins-ci.main:jenkins-war:2.222.3
21:32:07 +-org.slf4j:slf4j-jdk14:1.7.26
21:32:07 ]
21:32:07 [INFO] ------------------------------------------------------------------------
21:32:07 [INFO] BUILD FAILURE
21:32:07 [INFO] ------------------------------------------------------------------------
21:32:07 [INFO] Total time: 01:57 min
21:32:07 [INFO] Finished at: 2020-05-11T04:32:06Z
21:32:07 [INFO] ------------------------------------------------------------------------
21:32:07 [ERROR] Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:3.0.0-M2:enforce (display-info) on project zohosprints: Some Enforcer rules have failed. Look above for specific messages explaining why the rule failed. -> [Help 1]