Adapt SerialFormTest to removal of commons-compress

[jglick]

PCT on Docker-enabled hosts failed after jenkinsci/jenkins#9958 due to

workflow-cps-plugin/plugin/src/test/java/org/jenkinsci/plugins/workflow/cps/SerialFormTest.java

Line 87 in 5198556

agentContainer.copyFileToContainer(MountableFile.forClasspathResource(SerialFormTest.class.getName().replace('.', '/') + "/persistence-workspace"), "/home/jenkins/agent/workspace");

missing a dep. Also bumped baseline/BOM to pick up jenkinsci/support-core-plugin#545 (fixing some warnings in the log) and to clean up after #952.